{"title":"Halloween Math and Reading Activities","description":"\u003cp\u003e\u003cstrong\u003eHalloween math mysteries, reading mysteries and escape rooms\u003c\/strong\u003e in one place, Grades 1 to 10. Every case is a real lesson: students solve the math or read the passage, each right answer eliminates a suspect, and a wrong answer points at nobody, so they self-correct. Zombie, monster, haunted-house and witch themes are all here, printable and digital.\u003c\/p\u003e\u003cp\u003ePrint-and-go or share one link. Browse by format: \u003ca href=\"\/collections\/math-mystery\"\u003eMath Mysteries\u003c\/a\u003e, \u003ca href=\"\/collections\/csi-math-mysteries\"\u003eCSI Math Mysteries\u003c\/a\u003e, \u003ca href=\"\/collections\/reading-mysteries\"\u003eReading Mysteries\u003c\/a\u003e, \u003ca href=\"\/collections\/escape-rooms-halloween\"\u003eHalloween Escape Rooms\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"long-division-csi-math-mystery-activity","title":"Long Division CSI Math Mystery Worksheets | Grades 4–6 | The Divided Monster","description":"\u003c!-- HOOK --\u003e\n\u003cp\u003eSomething is stalking the halls of Monster School — a creature known only as the Divided Monster — and only the sharpest math detectives can identify it. This printable \u003cstrong\u003eLong Division CSI Math Mystery\u003c\/strong\u003e turns division practice into a detective investigation, built for \u003cstrong\u003eGrades 4–6 classroom teachers, homeschool parents, and tutors\u003c\/strong\u003e who want focused math practice wrapped in a story students actually care about solving.\u003c\/p\u003e\n\n\u003cp\u003eStudents work through a series of clue pages, use their answers to eliminate suspects, and race to crack the case — all while getting meaningful practice with long division and problem solving. No apps, no prep, no fuss.\u003c\/p\u003e\n\n\u003c!-- QUICK DETAILS --\u003e\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels:\u003c\/strong\u003e Grades 4–6 (best for Grades 4–5)\u003cbr\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Printable PDF\u003cbr\u003e\n\u003cstrong\u003eResource Type:\u003c\/strong\u003e CSI Math Mystery worksheets\u003cbr\u003e\n\u003cstrong\u003eMath Skills:\u003c\/strong\u003e Basic division facts (1–12), dividing 3- and 4-digit numbers by 1-digit (with and without remainders), and division word problems\u003cbr\u003e\n\u003cstrong\u003ePages:\u003c\/strong\u003e 22 pages including answer key\u003cbr\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Math centers, sub plans, early finishers, review, small groups, and homeschool math\u003cbr\u003e\n\u003cstrong\u003eTech Needed:\u003c\/strong\u003e None — no apps, locks, passwords, or student logins required\u003c\/p\u003e\n\n\u003c!-- CASE SUMMARY --\u003e\n\u003ch3\u003eCase Summary\u003c\/h3\u003e\n\u003cp\u003eSomething strange is stalking the halls of Monster School — a creature known only as the Divided Monster. No one has seen its full form, and the only way to identify it is to work through the division clues it leaves behind. Your students are the detectives on the case.\u003c\/p\u003e\n\u003cp\u003eAs CSI Math Investigators, students solve long division clues to gather evidence and rule each suspect out.\u003c\/p\u003e\n\u003cp\u003eWith every solved clue, the suspect list shrinks until only the Divided Monster remains.\u003c\/p\u003e\n\u003cp\u003eCan your investigators crack the division and unmask the Divided Monster? Sharpen those pencils and solve the case.\u003c\/p\u003e\n\n\u003c!-- SKILLS COVERED --\u003e\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eStudents will practice:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBasic division facts (1–12)\u003c\/li\u003e\n  \u003cli\u003eDividing 3-digit numbers by 1-digit (no remainders)\u003c\/li\u003e\n  \u003cli\u003eDividing 4-digit numbers by 1-digit (with and without remainders)\u003c\/li\u003e\n  \u003cli\u003eDivision word problems\u003c\/li\u003e\n  \u003cli\u003eUsing answers to eliminate suspects\u003c\/li\u003e\n  \u003cli\u003eLogic, reasoning, and problem solving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- WHAT'S INCLUDED --\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCSI-style long division mystery activity\u003c\/li\u003e\n  \u003cli\u003eMystery story and suspect list\u003c\/li\u003e\n  \u003cli\u003eLong division clue worksheets and puzzles\u003c\/li\u003e\n  \u003cli\u003eAnswer key\u003c\/li\u003e\n  \u003cli\u003ePrint-and-go PDF format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- BEST USED FOR --\u003e\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eThis printable CSI Math Mystery works well for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLong division practice and review\u003c\/li\u003e\n  \u003cli\u003eEnd-of-unit division wrap-up\u003c\/li\u003e\n  \u003cli\u003eMath centers and early finishers\u003c\/li\u003e\n  \u003cli\u003eSubstitute teacher plans\u003c\/li\u003e\n  \u003cli\u003eSmall groups, RTI, and intervention\u003c\/li\u003e\n  \u003cli\u003eHomeschool math\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":52002732147058,"sku":"9571010","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/Division-1.png?v=1747715089"},{"product_id":"witches-reading-detective-mystery-halloween-ela","title":"All About Witches | Reading Mystery Worksheets | Grades 3–6 | Halloween Nonfiction","description":"\u003cp\u003eWarty noses, black cats, flying broomsticks — how much of the witch legend is actually true? This printable \u003cstrong\u003eAll About Witches Reading Mystery\u003c\/strong\u003e turns a nonfiction passage on witches in folklore and history into a reading-detective case for \u003cstrong\u003eGrades 3–6\u003c\/strong\u003e — perfect spooky-season nonfiction for October or Halloween.\u003c\/p\u003e\n\u003cp\u003eStudents turn close reading into deductions, eliminating suspects with every text-based answer until the case is solved. Ready to print, nothing to set up.\u003c\/p\u003e\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels:\u003c\/strong\u003e Grades 3–6\u003cbr\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Printable PDF\u003cbr\u003e\n\u003cstrong\u003eResource Type:\u003c\/strong\u003e Reading Mystery worksheets\u003cbr\u003e\n\u003cstrong\u003eReading Skills:\u003c\/strong\u003e Nonfiction comprehension, text evidence, main idea, inference, and vocabulary\u003cbr\u003e\n\u003cstrong\u003eTech Needed:\u003c\/strong\u003e None — no apps, locks, passwords, or student logins required\u003c\/p\u003e\n\u003ch3\u003eThe Case\u003c\/h3\u003e\n\u003cp\u003eA spooky mystery has crept in just in time for Halloween, and a line-up of suspects is waiting. The only way to crack the case is to read closely about witches — the myths, the history, and the facts — using every comprehension answer as a clue to rule a suspect out, until just one remains.\u003c\/p\u003e\n\u003ch3\u003eHow the Reading Mystery Works\u003c\/h3\u003e\n\u003cp\u003eStudents step in as Reading Detectives, reading about witches and using evidence from the text to knock out suspects one at a time until the culprit remains — no guessing, just the passage.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eA \"You are a detective\" case-file page that sets the scene and the mission\u003c\/li\u003e\n\u003cli\u003eAn engaging 2-page nonfiction passage about witches\u003c\/li\u003e\n\u003cli\u003e15 multiple-choice comprehension questions (all answers found in the text)\u003c\/li\u003e\n\u003cli\u003eOpen-ended reflection questions\u003c\/li\u003e\n\u003cli\u003eA suspect line-up page for eliminating suspects one clue at a time\u003c\/li\u003e\n\u003cli\u003eA word search and extension activities for early finishers\u003c\/li\u003e\n\u003cli\u003ePrint-and-go PDF format\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eReading and understanding nonfiction informational text\u003c\/li\u003e\n\u003cli\u003eFinding and using text evidence\u003c\/li\u003e\n\u003cli\u003eIdentifying main idea and supporting details\u003c\/li\u003e\n\u003cli\u003eDrawing inferences and conclusions\u003c\/li\u003e\n\u003cli\u003eVocabulary in context\u003c\/li\u003e\n\u003cli\u003eLogic, reasoning, and critical thinking\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHalloween and October reading lessons\u003c\/li\u003e\n\u003cli\u003eNonfiction reading comprehension practice\u003c\/li\u003e\n\u003cli\u003eReading centers, early finishers, sub plans, and small groups\u003c\/li\u003e\n\u003cli\u003eLiteracy centers and seasonal practice\u003c\/li\u003e\n\u003cli\u003eHomeschool reading\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":52004271686002,"sku":"12323421","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/Witches1.png?v=1747800976"},{"product_id":"multiplication-csi-math-mystery-halloween-monster-madness","title":"Multiplication CSI Math Mystery Worksheets | Grades 4–6 | Monster Madness","description":"\u003c!-- HOOK --\u003e\n\u003cp\u003eThe monsters are loose and the town is in chaos — and only the sharpest math detectives can work out which one is behind the madness. This printable \u003cstrong\u003eMultiplication CSI Math Mystery\u003c\/strong\u003e turns fact review into a detective investigation, built for \u003cstrong\u003eGrades 4–6 classroom teachers, homeschool parents, and tutors\u003c\/strong\u003e who want focused math practice wrapped in a story students actually care about solving.\u003c\/p\u003e\n\n\u003cp\u003eStudents work through a series of clue pages, use their answers to eliminate suspects, and race to crack the case — all while getting meaningful practice with multiplication and problem solving. No apps, no prep, no fuss.\u003c\/p\u003e\n\n\u003c!-- QUICK DETAILS --\u003e\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels:\u003c\/strong\u003e Grades 4–6 (best for Grades 4–5)\u003cbr\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Printable PDF\u003cbr\u003e\n\u003cstrong\u003eResource Type:\u003c\/strong\u003e CSI Math Mystery worksheets\u003cbr\u003e\n\u003cstrong\u003eMath Skills:\u003c\/strong\u003e 2-by-1-digit multiplication, multiplication facts, a multiplication maze and match-up, and word problems\u003cbr\u003e\n\u003cstrong\u003ePages:\u003c\/strong\u003e 20 pages including answer key\u003cbr\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Math centers, sub plans, early finishers, review, small groups, and homeschool math\u003cbr\u003e\n\u003cstrong\u003eTech Needed:\u003c\/strong\u003e None — no apps, locks, passwords, or student logins required\u003c\/p\u003e\n\n\u003c!-- CASE SUMMARY --\u003e\n\u003ch3\u003eCase Summary\u003c\/h3\u003e\n\u003cp\u003eIt is Halloween, and the monsters are out of control. Doors are slamming, lights are flickering, and the whole town has descended into Monster Madness. One monster is behind it all — and your students are the only detectives who can figure out which one.\u003c\/p\u003e\n\u003cp\u003eAs CSI Math Investigators, students solve multiplication clues to gather evidence and rule each monster out.\u003c\/p\u003e\n\u003cp\u003eWith every solved clue, the suspect list shrinks until only the monster behind the madness remains.\u003c\/p\u003e\n\u003cp\u003eCan your investigators crack the clues and unmask the culprit before Halloween night is ruined? Sharpen those pencils and solve the case.\u003c\/p\u003e\n\n\u003c!-- SKILLS COVERED --\u003e\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eStudents will practice:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e2-by-1-digit multiplication\u003c\/li\u003e\n  \u003cli\u003eMultiplication basic facts\u003c\/li\u003e\n  \u003cli\u003eA multiplication maze\u003c\/li\u003e\n  \u003cli\u003eA multiplication match-up activity\u003c\/li\u003e\n  \u003cli\u003eMultiplication word problems\u003c\/li\u003e\n  \u003cli\u003eUsing answers to eliminate suspects\u003c\/li\u003e\n  \u003cli\u003eLogic, reasoning, and problem solving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- WHAT'S INCLUDED --\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCSI-style multiplication mystery activity\u003c\/li\u003e\n  \u003cli\u003eHalloween mystery story and suspect list\u003c\/li\u003e\n  \u003cli\u003eMultiplication clue worksheets, a maze, and a match-up\u003c\/li\u003e\n  \u003cli\u003eAnswer key\u003c\/li\u003e\n  \u003cli\u003eColor and black-and-white versions\u003c\/li\u003e\n  \u003cli\u003ePrint-and-go PDF format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- BEST USED FOR --\u003e\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eThis printable CSI Math Mystery works well for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHalloween and October math activities\u003c\/li\u003e\n  \u003cli\u003eMultiplication fact practice and review\u003c\/li\u003e\n  \u003cli\u003eMath centers and early finishers\u003c\/li\u003e\n  \u003cli\u003eSubstitute teacher plans\u003c\/li\u003e\n  \u003cli\u003eSmall groups, RTI, and intervention\u003c\/li\u003e\n  \u003cli\u003eHomeschool math\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":52173838418290,"sku":"12371734","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/Multiplication1.png?v=1748382945"},{"product_id":"halloween-math-mystery-3-digit-addition-subtraction","title":"3-Digit Addition \u0026 Subtraction | Math Mystery Worksheets | Grades 2–5 | Halloween","description":"\u003cp\u003e\u003cstrong\u003e3-digit addition and subtraction turns into a detective case students actually want to solve\u003c\/strong\u003e — they work through each problem, match every answer to a clue, and eliminate suspects until the case is cracked. This no-prep, printable, self-checking Math Mystery keeps 2nd, 3rd, 4th, and 5th graders engaged and works perfectly for math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep. Just print and go — students solve, match the answer to a clue, cross off suspects, and reveal the answer.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e 3-digit addition and subtraction · \u003cstrong\u003eGrades:\u003c\/strong\u003e 2–5 · \u003cstrong\u003eFormat:\u003c\/strong\u003e 5 mysteries + full answer keys + congratulations page (printable PDF) · \u003cstrong\u003eTheme:\u003c\/strong\u003e Halloween\u003c\/p\u003e\n\n\u003ch3\u003eThe 5 Mysteries\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eTeacher Toad\u003c\/strong\u003e — A witch has turned your teacher into a toad and students solve to discover the secret formula to turn them back.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTrick or Treat Teacher\u003c\/strong\u003e — A student has surprised the teacher this Halloween and students work out who it was.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCat Friend\u003c\/strong\u003e — A witch has turned your friend into a cat and students find the secret formula to reverse it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUnder the Costume\u003c\/strong\u003e — Students work out who is hiding under the Halloween costume.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCostume Competition\u003c\/strong\u003e — The class is having a costume competition and students work out who won.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\n\u003cp\u003eZero prep — print and teach. The built-in answer keys make every mystery self-checking, so students get instant feedback and stay motivated. The detective hook pulls in reluctant and struggling learners, and the five separate one-page mysteries make it easy to differentiate or stretch the activity across the week.\u003c\/p\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003e3-digit addition and subtraction with regrouping, plus logical reasoning and deductive elimination as students rule suspects out clue by clue.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003e5 printable one-page mystery worksheets, complete answer keys for every mystery, student instructions and a congratulations page — all in one PDF.\u003c\/p\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003e3-digit addition and subtraction practice in math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep for grades 2–5.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":52291164995954,"sku":"4938843","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/HalloweenMathMysteryAdditionandSubtraction1.webp?v=1748983522"},{"product_id":"halloween-math-mystery-4-digit-addition-subtraction","title":"4-Digit Addition \u0026 Subtraction | Math Mystery Worksheets | Grades 2–5 | Halloween","description":"\u003cp\u003e\u003cstrong\u003e4-digit addition and subtraction turns into a detective case students actually want to solve\u003c\/strong\u003e — they work through each problem, match every answer to a clue, and eliminate suspects until the case is cracked. This no-prep, printable, self-checking Math Mystery keeps 2nd, 3rd, 4th, and 5th graders engaged and works perfectly for math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep. Just print and go — students solve, match the answer to a clue, cross off suspects, and reveal the answer.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e 4-digit addition and subtraction · \u003cstrong\u003eGrades:\u003c\/strong\u003e 2–5 · \u003cstrong\u003eFormat:\u003c\/strong\u003e 5 mysteries + full answer keys + congratulations page (printable PDF) · \u003cstrong\u003eTheme:\u003c\/strong\u003e Halloween\u003c\/p\u003e\n\n\u003ch3\u003eThe 5 Mysteries\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eFriendly Frog\u003c\/strong\u003e — A witch has turned your teacher into a frog and students solve to discover the secret formula to turn them back.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTrick or Treat Teacher\u003c\/strong\u003e — A student has surprised the teacher this Halloween and students work out who it was.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTurtle Trouble\u003c\/strong\u003e — A witch has turned your friend into a turtle and students find the secret formula to reverse it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUnder the Costume\u003c\/strong\u003e — Students work out who is hiding under the Halloween costume.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCostume Competition\u003c\/strong\u003e — The class is having a costume competition and students work out who won.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\n\u003cp\u003eZero prep — print and teach. The built-in answer keys make every mystery self-checking, so students get instant feedback and stay motivated. The detective hook pulls in reluctant and struggling learners, and the five separate one-page mysteries make it easy to differentiate or stretch the activity across the week.\u003c\/p\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003e4-digit addition and subtraction with regrouping, plus logical reasoning and deductive elimination as students rule suspects out clue by clue.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003e5 printable one-page mystery worksheets, complete answer keys for every mystery, student instructions and a congratulations page — all in one PDF.\u003c\/p\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003e4-digit addition and subtraction practice in math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep for grades 2–5.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":52291322052978,"sku":"4945170","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/HalloweenMathMysteryAdditionandSubtraction1_eed4bdd5-db2e-42f8-89f9-da48d832bdf9.webp?v=1748986794"},{"product_id":"halloween-math-mystery-2-digit-addition-subtraction","title":"2-Digit Addition \u0026 Subtraction | Math Mystery Worksheets | Grades 1–3 | Halloween","description":"\u003cp\u003e\u003cstrong\u003e2-digit addition and subtraction turns into a detective case students actually want to solve\u003c\/strong\u003e — they work through each problem, match every answer to a clue, and eliminate suspects until the case is cracked. This no-prep, printable, self-checking Math Mystery keeps 1st, 2nd, and 3rd graders engaged and works perfectly for math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep. Just print and go — students solve, match the answer to a clue, cross off suspects, and reveal the answer.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e 2-digit addition and subtraction · \u003cstrong\u003eGrades:\u003c\/strong\u003e 1–3 · \u003cstrong\u003eFormat:\u003c\/strong\u003e 5 mysteries + full answer keys + congratulations page (printable PDF) · \u003cstrong\u003eTheme:\u003c\/strong\u003e Halloween\u003c\/p\u003e\n\n\u003ch3\u003eThe 5 Mysteries\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkunk Surprise\u003c\/strong\u003e — A witch has turned your teacher into a skunk and students solve to discover the secret formula to turn them back.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTrick or Treat Teacher\u003c\/strong\u003e — A student has surprised the teacher this Halloween and students work out who it was.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMouse Mischief\u003c\/strong\u003e — A witch has turned your friend into a mouse and students find the secret formula to reverse it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUnder the Costume\u003c\/strong\u003e — Students work out who is hiding under the Halloween costume.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCostume Competition\u003c\/strong\u003e — The class is having a costume competition and students work out who won.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\n\u003cp\u003eZero prep — print and teach. The built-in answer keys make every mystery self-checking, so students get instant feedback and stay motivated. The detective hook pulls in reluctant and struggling learners, and the five separate one-page mysteries make it easy to differentiate or stretch the activity across the week.\u003c\/p\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003e2-digit addition and subtraction, plus logical reasoning and deductive elimination as students rule suspects out clue by clue.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003e5 printable one-page mystery worksheets, complete answer keys for every mystery, student instructions and a congratulations page — all in one PDF.\u003c\/p\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003e2-digit addition and subtraction practice in math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep for grades 1–3.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":52291326476658,"sku":"4945540","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/HalloweenMathMysteryAdditionandSubtraction1_5818d7e0-8020-42f7-8aa4-03b3f0a7635b.webp?v=1748987200"},{"product_id":"multiply-divide-integers-csi-math-mystery-worksheets","title":"Multiply \u0026 Divide Integers CSI Math Mystery Worksheets | Grades 6–9 | Zombie Leader","description":"\u003c!-- HOOK --\u003e\n\u003cp\u003eTurn multiplying and dividing integers review into a detective investigation your students won't want to put down. This printable \u003cstrong\u003eMultiply \u0026amp; Divide Integers CSI Math Mystery\u003c\/strong\u003e is designed for \u003cstrong\u003eGrades 6–9 classroom teachers, homeschool parents, and tutors\u003c\/strong\u003e who want focused math practice wrapped in a story students actually care about solving.\u003c\/p\u003e\n\n\u003cp\u003eStudents work through a series of clue pages, use their answers to eliminate suspects, and race to crack the case — all while getting meaningful practice with integer operations and problem solving. No apps, no prep, no fuss.\u003c\/p\u003e\n\n\u003c!-- QUICK DETAILS --\u003e\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels:\u003c\/strong\u003e Grades 6–9 (best for Grades 6–7)\u003cbr\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Printable PDF\u003cbr\u003e\n\u003cstrong\u003eResource Type:\u003c\/strong\u003e CSI Math Mystery worksheets\u003cbr\u003e\n\u003cstrong\u003eMath Skills:\u003c\/strong\u003e Multiplying and dividing integers up to ±12, including word problems\u003cbr\u003e\n\u003cstrong\u003ePages:\u003c\/strong\u003e 17 pages including answer key\u003cbr\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Math centers, sub plans, early finishers, review, small groups, and homeschool math\u003cbr\u003e\n\u003cstrong\u003eTech Needed:\u003c\/strong\u003e None — no apps, locks, passwords, or student logins required\u003c\/p\u003e\n\n\u003c!-- CASE SUMMARY --\u003e\n\u003ch3\u003eCase Summary\u003c\/h3\u003e\n\u003cp\u003eA zombie outbreak is sweeping through the city, and every trail leads back to one source: the Zombie Leader, the very first to be infected. Find Patient Zero and there is still a chance to stop the spread. Your students are the math detectives on the case.\u003c\/p\u003e\n\u003cp\u003eAs CSI Math Investigators, students solve integer clues — multiplying and dividing positive and negative numbers — to gather evidence and rule each suspect out.\u003c\/p\u003e\n\u003cp\u003eWith every solved clue, the suspect list shrinks until only the Zombie Leader remains.\u003c\/p\u003e\n\u003cp\u003eCan your investigators crack the integers and identify Patient Zero before the outbreak spreads? Sharpen those pencils and solve the case.\u003c\/p\u003e\n\n\u003c!-- SKILLS COVERED --\u003e\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eStudents will practice:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMultiplying integers up to ±12\u003c\/li\u003e\n  \u003cli\u003eDividing integers up to ±12\u003c\/li\u003e\n  \u003cli\u003eReasoning with positive and negative numbers\u003c\/li\u003e\n  \u003cli\u003eInteger word problems\u003c\/li\u003e\n  \u003cli\u003eUsing answers to eliminate suspects\u003c\/li\u003e\n  \u003cli\u003eLogic, reasoning, and problem solving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- WHAT'S INCLUDED --\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCSI-style multiply and divide integers mystery activity\u003c\/li\u003e\n  \u003cli\u003ePuzzle-based worksheets with mystery storyline\u003c\/li\u003e\n  \u003cli\u003eSuspect elimination chart\u003c\/li\u003e\n  \u003cli\u003eAnswer keys for all tasks\u003c\/li\u003e\n  \u003cli\u003eColor and black-and-white versions\u003c\/li\u003e\n  \u003cli\u003ePrint-and-go PDF format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- BEST USED FOR --\u003e\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eThis printable CSI Math Mystery works well for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHalloween and fall math review\u003c\/li\u003e\n  \u003cli\u003eInteger multiplication and division practice\u003c\/li\u003e\n  \u003cli\u003eMiddle school RTI or intervention\u003c\/li\u003e\n  \u003cli\u003eMath centers and early finishers\u003c\/li\u003e\n  \u003cli\u003eSubstitute teacher plans\u003c\/li\u003e\n  \u003cli\u003eHomeschool math and end-of-year review\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":52309698969970,"sku":"9281271","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/MultiplyingandDividingIntegers1.webp?v=1749463273"},{"product_id":"halloween-csi-math-mystery-addition-subtraction-worksheets","title":"Halloween Addition \u0026 Subtraction CSI Math Mystery Worksheets | Grades 2–5 | The Witch's Brew","description":"\u003c!-- HOOK --\u003e\n\u003cp\u003eA witch is in trouble — her magical brewing ingredients have vanished under the full moon, and the potion is due tonight. This printable \u003cstrong\u003eHalloween Addition \u0026amp; Subtraction CSI Math Mystery\u003c\/strong\u003e turns math review into a detective investigation, built for \u003cstrong\u003eGrades 2–5 classroom teachers, homeschool parents, and tutors\u003c\/strong\u003e who want focused math practice wrapped in a story students actually care about solving.\u003c\/p\u003e\n\n\u003cp\u003eStudents work through a series of clue pages, use their answers to eliminate suspects, and race to crack the case — all while getting meaningful practice with addition, subtraction, and problem solving. No apps, no prep, no fuss.\u003c\/p\u003e\n\n\u003c!-- QUICK DETAILS --\u003e\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels:\u003c\/strong\u003e Grades 2–5 (best for Grade 4)\u003cbr\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Printable PDF\u003cbr\u003e\n\u003cstrong\u003eResource Type:\u003c\/strong\u003e CSI Math Mystery worksheets\u003cbr\u003e\n\u003cstrong\u003eMath Skills:\u003c\/strong\u003e Subtraction from 100, 3-digit addition with regrouping, multi-digit add\/subtract, and word problems\u003cbr\u003e\n\u003cstrong\u003ePages:\u003c\/strong\u003e 28 pages including answer key\u003cbr\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Math centers, sub plans, early finishers, review, small groups, and homeschool math\u003cbr\u003e\n\u003cstrong\u003eTech Needed:\u003c\/strong\u003e None — no apps, locks, passwords, or student logins required\u003c\/p\u003e\n\n\u003c!-- CASE SUMMARY --\u003e\n\u003ch3\u003eCase Summary\u003c\/h3\u003e\n\u003cp\u003eA witch is in serious trouble. Her magical ingredients — Dead Sea Salt, Vile Toad Skin, and Snake Skull — have mysteriously vanished under the full moon, and without them her brew will never be ready in time. She needs your students' detective skills to track down who took them.\u003c\/p\u003e\n\u003cp\u003eAs CSI Math Investigators, students solve a series of addition and subtraction clues — including word problems — to gather evidence and rule each suspect out.\u003c\/p\u003e\n\u003cp\u003eWith every solved clue, the suspect list shrinks until only the ingredient thief remains.\u003c\/p\u003e\n\u003cp\u003eCan your investigators crack the clues and save the Witch's Brew before the full moon fades? Sharpen those pencils and solve the case.\u003c\/p\u003e\n\n\u003c!-- SKILLS COVERED --\u003e\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eStudents will practice:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSubtraction from 100 (2-digit numbers)\u003c\/li\u003e\n  \u003cli\u003e3-digit addition with regrouping\u003c\/li\u003e\n  \u003cli\u003eMixed 3-digit addition and subtraction\u003c\/li\u003e\n  \u003cli\u003eMulti-digit addition\u003c\/li\u003e\n  \u003cli\u003eAddition and subtraction word problems with regrouping\u003c\/li\u003e\n  \u003cli\u003eUsing answers to eliminate suspects\u003c\/li\u003e\n  \u003cli\u003eLogic, reasoning, and problem solving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- WHAT'S INCLUDED --\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCSI-style Halloween addition and subtraction mystery activity\u003c\/li\u003e\n  \u003cli\u003eMystery story and suspect list\u003c\/li\u003e\n  \u003cli\u003eMath clue worksheets and word problems\u003c\/li\u003e\n  \u003cli\u003eAnswer key\u003c\/li\u003e\n  \u003cli\u003eColor and black-and-white versions\u003c\/li\u003e\n  \u003cli\u003ePrint-and-go PDF format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- BEST USED FOR --\u003e\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eThis printable CSI Math Mystery works well for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHalloween and October math activities\u003c\/li\u003e\n  \u003cli\u003eFall math centers and spooky review days\u003c\/li\u003e\n  \u003cli\u003eEarly finishers and enrichment\u003c\/li\u003e\n  \u003cli\u003eSubstitute teacher plans\u003c\/li\u003e\n  \u003cli\u003eSmall groups, RTI, and intervention\u003c\/li\u003e\n  \u003cli\u003eHomeschool math\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":52310720282994,"sku":"8595503","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/HalloweenCSIMathMysteryAdditionandSubtraction1.webp?v=1749499109"},{"product_id":"fall-csi-math-mystery-addition-subtraction-worksheets","title":"Fall Addition \u0026 Subtraction CSI Math Mystery Worksheets | Grades 2–5 | Who Stole the Colors?","description":"\u003c!-- HOOK --\u003e\n\u003cp\u003eTurn fall addition and subtraction review into a detective investigation your students won't want to put down. This printable \u003cstrong\u003eFall Addition \u0026amp; Subtraction CSI Math Mystery\u003c\/strong\u003e is designed for \u003cstrong\u003eGrades 2–5 classroom teachers, homeschool parents, and tutors\u003c\/strong\u003e who want focused math practice wrapped in a story students actually care about solving.\u003c\/p\u003e\n\n\u003cp\u003eStudents work through a series of clue pages, use their answers to eliminate suspects, and race to crack the case — all while getting meaningful practice with addition, subtraction, and problem solving. No apps, no prep, no fuss.\u003c\/p\u003e\n\n\u003c!-- QUICK DETAILS --\u003e\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels:\u003c\/strong\u003e Grades 2–5 (best for Grades 2–4)\u003cbr\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Printable PDF\u003cbr\u003e\n\u003cstrong\u003eResource Type:\u003c\/strong\u003e CSI Math Mystery worksheets\u003cbr\u003e\n\u003cstrong\u003eMath Skills:\u003c\/strong\u003e Subtraction from 100, 3-digit addition with regrouping, multi-digit add\/subtract, and word problems\u003cbr\u003e\n\u003cstrong\u003ePages:\u003c\/strong\u003e 28 pages including answer key\u003cbr\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Math centers, sub plans, early finishers, review, small groups, and homeschool math\u003cbr\u003e\n\u003cstrong\u003eTech Needed:\u003c\/strong\u003e None — no apps, locks, passwords, or student logins required\u003c\/p\u003e\n\n\u003c!-- CASE SUMMARY --\u003e\n\u003ch3\u003eCase Summary\u003c\/h3\u003e\n\u003cp\u003eSomething strange is happening this autumn. The leaves should be turning brilliant shades of red, orange, and gold — but instead the color is fading away. Someone, or something, is stealing the colors of fall, and your students have been called in to investigate before the season turns gray for good.\u003c\/p\u003e\n\u003cp\u003eAs CSI Math Investigators, students solve a series of addition and subtraction clues — including word problems — to gather evidence and rule each suspect out.\u003c\/p\u003e\n\u003cp\u003eWith every solved clue, the suspect list shrinks until only the color thief remains.\u003c\/p\u003e\n\u003cp\u003eCan your investigators crack the clues and bring the colors of fall back? Sharpen those pencils and solve the case.\u003c\/p\u003e\n\n\u003c!-- SKILLS COVERED --\u003e\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eStudents will practice:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSubtraction from 100 (2-digit numbers)\u003c\/li\u003e\n  \u003cli\u003e3-digit addition with regrouping\u003c\/li\u003e\n  \u003cli\u003eMixed 3-digit addition and subtraction\u003c\/li\u003e\n  \u003cli\u003eMulti-digit addition\u003c\/li\u003e\n  \u003cli\u003eAddition and subtraction word problems\u003c\/li\u003e\n  \u003cli\u003eUsing answers to eliminate suspects\u003c\/li\u003e\n  \u003cli\u003eLogic, reasoning, and problem solving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- WHAT'S INCLUDED --\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCSI-style fall addition and subtraction mystery activity\u003c\/li\u003e\n  \u003cli\u003eMystery story and suspect list\u003c\/li\u003e\n  \u003cli\u003eMath clue worksheets and word problems\u003c\/li\u003e\n  \u003cli\u003eAnswer key\u003c\/li\u003e\n  \u003cli\u003eColor and black-and-white versions\u003c\/li\u003e\n  \u003cli\u003ePrint-and-go PDF format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- BEST USED FOR --\u003e\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eThis printable CSI Math Mystery works well for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFall and autumn math activities\u003c\/li\u003e\n  \u003cli\u003eHalloween and Thanksgiving math review\u003c\/li\u003e\n  \u003cli\u003eMath centers and early finishers\u003c\/li\u003e\n  \u003cli\u003eSubstitute teacher plans\u003c\/li\u003e\n  \u003cli\u003eSmall groups, RTI, and intervention\u003c\/li\u003e\n  \u003cli\u003eHomeschool math\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":52310872654194,"sku":"8569960","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/FallMathMystery1.webp?v=1749502179"},{"product_id":"3-digit-addition-subtraction-csi-math-mystery-haunted-hallway","title":"3-Digit Addition \u0026 Subtraction CSI Math Mystery Worksheets | Grades 2–5 | The Haunted Hallway","description":"\u003c!-- HOOK --\u003e\n\u003cp\u003eTurn 3-digit addition and subtraction review into a detective investigation your students won't want to put down. This printable \u003cstrong\u003e3-Digit Addition \u0026amp; Subtraction CSI Math Mystery\u003c\/strong\u003e is designed for \u003cstrong\u003eGrades 2–5 classroom teachers, homeschool parents, and tutors\u003c\/strong\u003e who want focused math practice wrapped in a story students actually care about solving.\u003c\/p\u003e\n\n\u003cp\u003eStudents work through a series of clue pages, use their answers to eliminate suspects, and race to crack the case — all while getting meaningful practice with addition, subtraction, and problem solving. No apps, no prep, no fuss.\u003c\/p\u003e\n\n\u003c!-- QUICK DETAILS --\u003e\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels:\u003c\/strong\u003e Grades 2–5 (best for Grades 2–4)\u003cbr\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Printable PDF\u003cbr\u003e\n\u003cstrong\u003eResource Type:\u003c\/strong\u003e CSI Math Mystery worksheets\u003cbr\u003e\n\u003cstrong\u003eMath Skills:\u003c\/strong\u003e 3-digit addition and subtraction with regrouping, including a maze and puzzle pages\u003cbr\u003e\n\u003cstrong\u003ePages:\u003c\/strong\u003e 19 pages including answer key\u003cbr\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Math centers, sub plans, early finishers, review, small groups, and homeschool math\u003cbr\u003e\n\u003cstrong\u003eTech Needed:\u003c\/strong\u003e None — no apps, locks, passwords, or student logins required\u003c\/p\u003e\n\n\u003c!-- CASE SUMMARY --\u003e\n\u003ch3\u003eCase Summary\u003c\/h3\u003e\n\u003cp\u003eStrange things are happening in the school hallway. Items keep disappearing from the lockers, the lights flicker, and there are odd noises after the bell rings — almost like a ghost. The teachers are stumped, so it is up to your students to investigate the Haunted Hallway.\u003c\/p\u003e\n\u003cp\u003eAs CSI Math Investigators, students solve a series of 3-digit addition and subtraction clues — worksheets, a maze, and puzzles — to gather evidence. Each correct answer helps them rule a locker out.\u003c\/p\u003e\n\u003cp\u003eWith every solved clue, the list of suspects shrinks until only the guilty locker remains.\u003c\/p\u003e\n\u003cp\u003eCan your investigators crack the clues and solve the mystery of the Haunted Hallway? Sharpen those pencils and find out who — or what — is behind it.\u003c\/p\u003e\n\n\u003c!-- SKILLS COVERED --\u003e\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eStudents will practice:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3-digit addition with regrouping\u003c\/li\u003e\n  \u003cli\u003e3-digit subtraction with regrouping\u003c\/li\u003e\n  \u003cli\u003eA subtraction regrouping maze\u003c\/li\u003e\n  \u003cli\u003eAn addition regrouping puzzle\u003c\/li\u003e\n  \u003cli\u003eAdding multiple 3-digit numbers to find a final sum\u003c\/li\u003e\n  \u003cli\u003eUsing answers to eliminate suspects\u003c\/li\u003e\n  \u003cli\u003eLogic, reasoning, and problem solving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- WHAT'S INCLUDED --\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCSI-style 3-digit addition and subtraction mystery activity\u003c\/li\u003e\n  \u003cli\u003ePrintable mystery story and suspect roster\u003c\/li\u003e\n  \u003cli\u003e5 math clue pages (worksheets, maze, puzzle)\u003c\/li\u003e\n  \u003cli\u003eTeacher directions, answer key, and optional daily-clue pacing guide\u003c\/li\u003e\n  \u003cli\u003ePrint-and-go PDF format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- BEST USED FOR --\u003e\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eThis printable CSI Math Mystery works well for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHalloween and fall math review\u003c\/li\u003e\n  \u003cli\u003e3-digit addition and subtraction regrouping practice\u003c\/li\u003e\n  \u003cli\u003eMath centers and early finishers\u003c\/li\u003e\n  \u003cli\u003eSubstitute teacher plans\u003c\/li\u003e\n  \u003cli\u003eSmall groups, RTI, and intervention\u003c\/li\u003e\n  \u003cli\u003eHomeschool math\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":52334803911026,"sku":"7296432","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/HalloweenMath1.webp?v=1750284667"},{"product_id":"adding-subtracting-integers-csi-math-mystery-monster-mummies","title":"Adding \u0026 Subtracting Integers CSI Math Mystery Worksheets | Grades 5–9 | Monster Mummy","description":"\u003c!-- HOOK --\u003e\n\u003cp\u003eAn archaeological dig has unearthed something that should have stayed buried — a Monster Mummy is on the loose, and only integer clues can identify it. This printable \u003cstrong\u003eAdding \u0026amp; Subtracting Integers CSI Math Mystery\u003c\/strong\u003e turns integer practice into a detective investigation, built for \u003cstrong\u003eGrades 5–9 classroom teachers, homeschool parents, and tutors\u003c\/strong\u003e who want focused math practice wrapped in a story students actually care about solving.\u003c\/p\u003e\n\n\u003cp\u003eStudents work through a series of clue pages, use their answers to eliminate suspects, and race to crack the case — all while getting meaningful practice with integer operations and problem solving. No apps, no prep, no fuss.\u003c\/p\u003e\n\n\u003c!-- QUICK DETAILS --\u003e\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels:\u003c\/strong\u003e Grades 5–9 (best for Grade 7)\u003cbr\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Printable PDF\u003cbr\u003e\n\u003cstrong\u003eResource Type:\u003c\/strong\u003e CSI Math Mystery worksheets\u003cbr\u003e\n\u003cstrong\u003eMath Skills:\u003c\/strong\u003e Adding and subtracting integers (including subtracting negatives) and integer word problems\u003cbr\u003e\n\u003cstrong\u003ePages:\u003c\/strong\u003e 31 pages including answer key\u003cbr\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Math centers, sub plans, early finishers, review, small groups, and homeschool math\u003cbr\u003e\n\u003cstrong\u003eTech Needed:\u003c\/strong\u003e None — no apps, locks, passwords, or student logins required\u003c\/p\u003e\n\n\u003c!-- CASE SUMMARY --\u003e\n\u003ch3\u003eCase Summary\u003c\/h3\u003e\n\u003cp\u003eDeep inside a newly opened tomb, an archaeological dig has uncovered something it should have left buried. A Monster Mummy is on the loose, and the only way to identify it is to work through the clues left behind in the dust. Your students are the investigators on the case.\u003c\/p\u003e\n\u003cp\u003eAs CSI Math Investigators, students solve integer clues — adding and subtracting positive and negative numbers, including word problems and a maze — to gather evidence. Each correct answer helps them rule a suspect out.\u003c\/p\u003e\n\u003cp\u003eWith every solved clue, the suspect list shrinks until only one Monster Mummy remains.\u003c\/p\u003e\n\u003cp\u003eCan your investigators crack the integers and unmask the Monster Mummy before the trail goes cold? Sharpen those pencils and solve the case.\u003c\/p\u003e\n\n\u003c!-- SKILLS COVERED --\u003e\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eStudents will practice:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdding positive and negative integers\u003c\/li\u003e\n  \u003cli\u003eSubtracting integers (including subtracting negatives)\u003c\/li\u003e\n  \u003cli\u003eInteger word problems for real-world reasoning\u003c\/li\u003e\n  \u003cli\u003eA maze and puzzle pages for integer fluency\u003c\/li\u003e\n  \u003cli\u003eMixed integer operations in a final multi-step challenge\u003c\/li\u003e\n  \u003cli\u003eUsing answers to eliminate suspects\u003c\/li\u003e\n  \u003cli\u003eLogic, reasoning, and problem solving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- WHAT'S INCLUDED --\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCSI-style integer mystery activity with storyline and suspect roster\u003c\/li\u003e\n  \u003cli\u003e5 integer clue pages (worksheet, maze, puzzle, word problems, final challenge)\u003c\/li\u003e\n  \u003cli\u003eTeacher directions, pacing guide, and answer key\u003c\/li\u003e\n  \u003cli\u003eColor and black-and-white versions\u003c\/li\u003e\n  \u003cli\u003ePrint-and-go PDF format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- BEST USED FOR --\u003e\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eThis printable CSI Math Mystery works well for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHalloween and fall math review\u003c\/li\u003e\n  \u003cli\u003eInteger operations practice and test prep\u003c\/li\u003e\n  \u003cli\u003eMiddle school RTI or intervention\u003c\/li\u003e\n  \u003cli\u003eMath centers and early finishers\u003c\/li\u003e\n  \u003cli\u003eSubstitute teacher plans\u003c\/li\u003e\n  \u003cli\u003eHomeschool math\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":52334869676402,"sku":"6955229","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/AddingandSubtractingIntegersCSIMathMysteryWorksheets1.webp?v=1750290306"},{"product_id":"adding-subtracting-integers-csi-math-mystery-zombie","title":"Adding \u0026 Subtracting Integers CSI Math Mystery Worksheets | Grades 6–9 | Zombie Outbreak","description":"\u003c!-- HOOK --\u003e\n\u003cp\u003eThe zombie apocalypse has begun, and the only way to stop it is to find patient zero — hidden behind a series of integer clues. This printable \u003cstrong\u003eAdding \u0026amp; Subtracting Integers CSI Math Mystery\u003c\/strong\u003e turns integer practice into a detective investigation, built for \u003cstrong\u003eGrades 6–9 classroom teachers, homeschool parents, and tutors\u003c\/strong\u003e who want focused math practice wrapped in a story students actually care about solving.\u003c\/p\u003e\n\n\u003cp\u003eStudents work through a series of clue pages, use their answers to eliminate suspects, and race to crack the case — all while getting meaningful practice with integer operations and problem solving. No apps, no prep, no fuss.\u003c\/p\u003e\n\n\u003c!-- QUICK DETAILS --\u003e\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels:\u003c\/strong\u003e Grades 6–9 (best for Grade 7)\u003cbr\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Printable PDF\u003cbr\u003e\n\u003cstrong\u003eResource Type:\u003c\/strong\u003e CSI Math Mystery worksheets\u003cbr\u003e\n\u003cstrong\u003eMath Skills:\u003c\/strong\u003e Adding and subtracting integers (positive and negative numbers), including word problems\u003cbr\u003e\n\u003cstrong\u003ePages:\u003c\/strong\u003e 16 pages including answer key\u003cbr\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Math centers, sub plans, early finishers, review, small groups, and homeschool math\u003cbr\u003e\n\u003cstrong\u003eTech Needed:\u003c\/strong\u003e None — no apps, locks, passwords, or student logins required\u003c\/p\u003e\n\n\u003c!-- CASE SUMMARY --\u003e\n\u003ch3\u003eCase Summary\u003c\/h3\u003e\n\u003cp\u003eThe zombie apocalypse has begun, and your school is in ruins. Somewhere out there is patient zero — the very first infected zombie, the source of the entire outbreak. Find them, and there is still a chance to stop it. Your students are the ones being sent in.\u003c\/p\u003e\n\u003cp\u003eAs CSI Math Investigators, students work through five integer clues, adding and subtracting positive and negative numbers to gather evidence. Each correct answer helps them rule a suspect out and edge closer to the zombie leader.\u003c\/p\u003e\n\u003cp\u003eWith every solved clue, the list of suspects shrinks — one name cleared here, another there — until only the first infected zombie is left.\u003c\/p\u003e\n\u003cp\u003eCan your investigators solve all five clues and stop the outbreak before it is too late? Sharpen those pencils and crack the Zombie Outbreak case.\u003c\/p\u003e\n\n\u003c!-- SKILLS COVERED --\u003e\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eStudents will practice:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdding integers (positive and negative)\u003c\/li\u003e\n  \u003cli\u003eSubtracting integers with mixed signs\u003c\/li\u003e\n  \u003cli\u003eApplying integer operations in word problems\u003c\/li\u003e\n  \u003cli\u003eReasoning with positive and negative numbers\u003c\/li\u003e\n  \u003cli\u003eUsing answers to eliminate suspects\u003c\/li\u003e\n  \u003cli\u003eLogic, reasoning, and problem solving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- WHAT'S INCLUDED --\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCSI-style integer mystery activity\u003c\/li\u003e\n  \u003cli\u003e5 integer-based puzzle clue pages\u003c\/li\u003e\n  \u003cli\u003eSuspect elimination worksheet\u003c\/li\u003e\n  \u003cli\u003ePrintable student pages and clue sheets\u003c\/li\u003e\n  \u003cli\u003eAnswer key\u003c\/li\u003e\n  \u003cli\u003ePrint-and-go PDF format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- BEST USED FOR --\u003e\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eThis printable CSI Math Mystery works well for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHalloween or fall math review\u003c\/li\u003e\n  \u003cli\u003eInteger operations practice and review\u003c\/li\u003e\n  \u003cli\u003eMiddle school RTI or intervention\u003c\/li\u003e\n  \u003cli\u003eMath centers and early finishers\u003c\/li\u003e\n  \u003cli\u003eSubstitute teacher plans\u003c\/li\u003e\n  \u003cli\u003eSmall groups and independent work\u003c\/li\u003e\n  \u003cli\u003eHomeschool math\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":52522822730098,"sku":"4908270","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/MathMysteryRunZombieRun1.webp?v=1753656722"},{"product_id":"multiplication-division-csi-math-mystery-zombie-cure","title":"Multiplication \u0026 Division CSI Math Mystery Worksheets | Grades 3–7 | The Zombie Cure","description":"\u003c!-- HOOK --\u003e\n\u003cp\u003eA zombie outbreak is spreading fast, and only one cure can stop it — but it's hidden behind a string of multiplication and division clues. This printable \u003cstrong\u003eMultiplication \u0026amp; Division CSI Math Mystery\u003c\/strong\u003e turns fact practice into a race-against-the-clock investigation, built for \u003cstrong\u003eGrades 3–7 classroom teachers, homeschool parents, and tutors\u003c\/strong\u003e who want focused math practice wrapped in a story students actually care about solving.\u003c\/p\u003e\n\n\u003cp\u003eStudents work through a series of clue pages, use their answers to rule out the wrong cures, and race to crack the case — all while getting meaningful practice with multiplication and division and problem solving. No apps, no prep, no fuss.\u003c\/p\u003e\n\n\u003c!-- QUICK DETAILS --\u003e\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels:\u003c\/strong\u003e Grades 3–7 (best for Grades 4–5)\u003cbr\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Printable PDF\u003cbr\u003e\n\u003cstrong\u003eResource Type:\u003c\/strong\u003e CSI Math Mystery worksheets\u003cbr\u003e\n\u003cstrong\u003eMath Skills:\u003c\/strong\u003e Multiplication and division facts up to 12 × 12\u003cbr\u003e\n\u003cstrong\u003ePages:\u003c\/strong\u003e 32 pages including answer key\u003cbr\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Math centers, sub plans, early finishers, review, small groups, and homeschool math\u003cbr\u003e\n\u003cstrong\u003eTech Needed:\u003c\/strong\u003e None — no apps, locks, passwords, or student logins required\u003c\/p\u003e\n\n\u003c!-- CASE SUMMARY --\u003e\n\u003ch3\u003eCase Summary\u003c\/h3\u003e\n\u003cp\u003eA zombie outbreak has swept through town, and the race is on to stop it. Scientists have rushed several possible cures into the lab — but only one of them actually works. Choose the wrong one, and the outbreak keeps spreading. That is where your students come in.\u003c\/p\u003e\n\u003cp\u003eAs CSI Math Investigators, students open \"The Cures\" evidence file, where every possible cure is described by its form, color, strength level, dosage, and batch. The catch: the clues do not hand over the answer. Students have to solve multiplication and division problems to unlock each clue, then use the results to cross the wrong cures off the list one at a time.\u003c\/p\u003e\n\u003cp\u003eWith every solved clue, the suspect pool shrinks. One cure is eliminated here, another there, until a single possibility is left standing. Students follow the evidence, check their reasoning, and zero in on the one correct formula.\u003c\/p\u003e\n\u003cp\u003eCan your investigators crack the case before the outbreak spreads? Sharpen those pencils, work the clues, and discover the real Zombie Cure.\u003c\/p\u003e\n\n\u003c!-- SKILLS COVERED --\u003e\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eStudents will practice:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMultiplication facts up to 12 × 12\u003c\/li\u003e\n  \u003cli\u003eDivision facts connected to those multiplication facts\u003c\/li\u003e\n  \u003cli\u003eBasic operations review and fluency\u003c\/li\u003e\n  \u003cli\u003eReading clues and eliminating incorrect options\u003c\/li\u003e\n  \u003cli\u003eUsing answers to eliminate suspects\u003c\/li\u003e\n  \u003cli\u003eLogic, reasoning, and problem solving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- WHAT'S INCLUDED --\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCSI-style multiplication and division mystery activity\u003c\/li\u003e\n  \u003cli\u003eMultiple clue-based worksheets\u003c\/li\u003e\n  \u003cli\u003e\"The Cures\" evidence chart and cure-elimination checklist\u003c\/li\u003e\n  \u003cli\u003eClear student instructions\u003c\/li\u003e\n  \u003cli\u003eAnswer keys for all activities\u003c\/li\u003e\n  \u003cli\u003ePrint-and-go PDF format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- BEST USED FOR --\u003e\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eThis printable CSI Math Mystery works well for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBack-to-school math activities\u003c\/li\u003e\n  \u003cli\u003eMath centers and early finishers\u003c\/li\u003e\n  \u003cli\u003eSubstitute teacher plans\u003c\/li\u003e\n  \u003cli\u003eSmall groups and independent work\u003c\/li\u003e\n  \u003cli\u003eHomeschool math\u003c\/li\u003e\n  \u003cli\u003eEnd-of-unit and end-of-year review\u003c\/li\u003e\n  \u003cli\u003eMultiplication and division practice and reinforcement\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61937765024114,"sku":"15411675","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/multiplication-division-csi-math-mystery-zombie-cure-cover.jpg?v=1781469296"},{"product_id":"multiplication-division-csi-math-mystery-worksheets-grades-4-6-halloween-school-witch","title":"Multiplication \u0026 Division CSI Math Mystery Worksheets | Grades 4–6 | Halloween School Witch","description":"\u003cp\u003eTrade multiplication and division fact review for a Halloween detective case your students won't want to put down. This printable \u003cstrong\u003eMultiplication \u0026amp; Division CSI Math Mystery\u003c\/strong\u003e is designed for \u003cstrong\u003eGrades 4–6 classroom teachers, homeschool parents, and tutors\u003c\/strong\u003e who want focused math practice wrapped in a story students actually care about solving.\u003c\/p\u003e\n\u003cp\u003eStudents work through clue pages, use their answers to eliminate suspects, and race to crack the case — all while getting meaningful practice with multiplication and division facts, 4-digit addition, and rounding. No apps, no prep, no fuss.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels:\u003c\/strong\u003e 4th, 5th, and 6th grade (also great for advanced 3rd graders or struggling 6th graders)\u003cbr\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Printable PDF\u003cbr\u003e\n\u003cstrong\u003eResource Type:\u003c\/strong\u003e CSI Math Mystery worksheets\u003cbr\u003e\n\u003cstrong\u003eMath Skills:\u003c\/strong\u003e Multiplication, division, 4-digit addition with regrouping, rounding, and problem solving\u003cbr\u003e\n\u003cstrong\u003ePages:\u003c\/strong\u003e 14 pages including answer key\u003cbr\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Math centers, sub plans, early finishers, review, small groups, and homeschool math\u003cbr\u003e\n\u003cstrong\u003eTech Needed:\u003c\/strong\u003e None — no apps, locks, passwords, or student logins required\u003c\/p\u003e\n\n\u003ch3\u003eCase Summary\u003c\/h3\u003e\n\u003cp\u003eEveryone knows the school is haunted by witches. Weird things have been happening lately — lost pens, broken rulers, messy books, missing whiteboard markers, and worst of all, wrong math left on the board. It could only be the witches. Your students must solve the clues to discover which mischievous witch is responsible!\u003c\/p\u003e\n\u003cp\u003eWorking clue by clue, students solve multiplication and division problems, add 4-digit numbers with regrouping, and round numbers to track down the culprit. Every correct answer crosses another suspect off the list and brings the real witch into focus.\u003c\/p\u003e\n\u003cp\u003eBecause the suspect list runs on accurate math, students self-check as they go — a wrong answer points to the wrong witch, so accuracy matters from the very first clue. It's focused fact practice that plays like a Halloween investigation.\u003c\/p\u003e\n\u003cp\u003eCan your class work the numbers and unmask the School Witch? Print the case file and let the investigation begin.\u003c\/p\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eStudents will practice:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMultiplication facts up to 12\u003c\/li\u003e\n  \u003cli\u003eDivision facts up to 12\u003c\/li\u003e\n  \u003cli\u003e4-digit addition with regrouping\u003c\/li\u003e\n  \u003cli\u003eRecall of basic addition and subtraction facts\u003c\/li\u003e\n  \u003cli\u003eRounding numbers to the nearest 10, 100, and 1000\u003c\/li\u003e\n  \u003cli\u003eUsing answers to eliminate suspects\u003c\/li\u003e\n  \u003cli\u003eLogic, reasoning, and problem solving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCSI-style Halloween math mystery activity\u003c\/li\u003e\n  \u003cli\u003eMultiplication and division clue pages\u003c\/li\u003e\n  \u003cli\u003eSuspect elimination activity\u003c\/li\u003e\n  \u003cli\u003eAnswer key\u003c\/li\u003e\n  \u003cli\u003ePrint-and-go PDF format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eThis printable CSI Math Mystery works well for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHalloween and October math activities\u003c\/li\u003e\n  \u003cli\u003eMath centers and early finishers\u003c\/li\u003e\n  \u003cli\u003eSubstitute teacher plans\u003c\/li\u003e\n  \u003cli\u003eSmall groups and independent work\u003c\/li\u003e\n  \u003cli\u003eHomeschool math\u003c\/li\u003e\n  \u003cli\u003eMultiplication and division fact review\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kiwiland Education","offers":[{"title":"Default","offer_id":61945223971186,"sku":"4844674","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/halloween-csi-math-mystery-multiplication-division-grades-4-6.jpg?v=1781644258"},{"product_id":"multiplication-division-csi-math-mystery-worksheets-grades-3-5-zombie-attack","title":"Multiplication \u0026 Division CSI Math Mystery Worksheets | Grades 3–5 | Zombie Attack","description":"\u003c!-- HOOK --\u003e\n\u003cp\u003eA zombie outbreak has hit the school, and the only way to stay one step ahead is to solve the math. This printable \u003cstrong\u003eMultiplication \u0026amp; Division CSI Math Mystery\u003c\/strong\u003e turns fact review into a detective investigation, built for \u003cstrong\u003eGrades 3–5 classroom teachers, homeschool parents, and tutors\u003c\/strong\u003e who want focused math practice wrapped in a story students actually care about solving.\u003c\/p\u003e\n\n\u003cp\u003eStudents work through a series of clue pages, use their answers to cross suspects off the list, and race to crack the case — all while getting meaningful practice with multiplication and division facts, rounding, and problem solving. No apps, no prep, no fuss.\u003c\/p\u003e\n\n\u003c!-- QUICK DETAILS --\u003e\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels:\u003c\/strong\u003e Grades 3–5 (best for Grades 3–4)\u003cbr\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Printable PDF\u003cbr\u003e\n\u003cstrong\u003eResource Type:\u003c\/strong\u003e CSI Math Mystery worksheets\u003cbr\u003e\n\u003cstrong\u003eMath Skills:\u003c\/strong\u003e Multiplying by multiples of 10, division facts, 3-digit addition with regrouping, and rounding to the nearest 10\u003cbr\u003e\n\u003cstrong\u003ePages:\u003c\/strong\u003e 16 pages including answer key\u003cbr\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Math centers, sub plans, early finishers, test-prep review, small groups, Halloween, and homeschool math\u003cbr\u003e\n\u003cstrong\u003eTech Needed:\u003c\/strong\u003e None — no apps, locks, passwords, or student logins required\u003c\/p\u003e\n\n\u003c!-- CASE SUMMARY --\u003e\n\u003ch3\u003eCase Summary\u003c\/h3\u003e\n\u003cp\u003eA zombie attack has broken out, and a list of suspects is all your students have to go on. Someone — or something — is behind it, and only the sharpest math detectives can work out who.\u003c\/p\u003e\n\u003cp\u003eAs CSI Math Investigators, students solve multiplication, division, and rounding clues to gather evidence and rule each suspect out, one by one.\u003c\/p\u003e\n\u003cp\u003eWith every solved clue, the list of suspects shrinks until only one is left.\u003c\/p\u003e\n\u003cp\u003eCan your investigators crack the clues before the zombies close in? Sharpen those pencils and solve the case.\u003c\/p\u003e\n\n\u003c!-- SKILLS COVERED --\u003e\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eStudents will practice:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMultiplying one-digit numbers by multiples of 10 (10–90)\u003c\/li\u003e\n  \u003cli\u003eDivision facts up to 10\u003c\/li\u003e\n  \u003cli\u003e3-digit addition with regrouping\u003c\/li\u003e\n  \u003cli\u003eRounding to the nearest 10\u003c\/li\u003e\n  \u003cli\u003eUsing answers to eliminate suspects\u003c\/li\u003e\n  \u003cli\u003eLogic, reasoning, and problem solving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- WHAT'S INCLUDED --\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCSI-style multiplication and division mystery activity\u003c\/li\u003e\n  \u003cli\u003eMystery story and suspect list\u003c\/li\u003e\n  \u003cli\u003eMultiplication, division, addition, and rounding clue worksheets\u003c\/li\u003e\n  \u003cli\u003eAnswer key\u003c\/li\u003e\n  \u003cli\u003ePrint-and-go PDF format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- BEST USED FOR --\u003e\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eThis printable CSI Math Mystery works well for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMultiplication and division facts review\u003c\/li\u003e\n  \u003cli\u003eHalloween and back-to-school math\u003c\/li\u003e\n  \u003cli\u003eMath centers and early finishers\u003c\/li\u003e\n  \u003cli\u003eSubstitute teacher plans\u003c\/li\u003e\n  \u003cli\u003eSmall groups, RTI, and intervention\u003c\/li\u003e\n  \u003cli\u003eHomeschool math\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61951199117682,"sku":"3799849","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/multiplication-division-csi-math-mystery-grades-3-5-zombie-attack_f2681543-3d32-49f9-893f-766f10adc0e7.jpg?v=1781740781"},{"product_id":"multiplication-division-csi-math-mystery-worksheets-grades-3-5-zombie-raid","title":"Multiplication \u0026 Division CSI Math Mystery Worksheets | Grades 3–5 | Zombie Raid","description":"\u003c!-- HOOK --\u003e\n\u003cp\u003eWrap multiplication and division review in a zombie-raid mystery your students will race to finish. This printable \u003cstrong\u003eMultiplication \u0026amp; Division CSI Math Mystery\u003c\/strong\u003e turns fact review into a detective investigation, built for \u003cstrong\u003eGrades 3–5 classroom teachers, homeschool parents, and tutors\u003c\/strong\u003e who want focused math practice wrapped in a story students actually care about solving.\u003c\/p\u003e\n\n\u003cp\u003eStudents work through a series of clue pages, use their answers to cross suspects off the list, and race to crack the case — all while getting meaningful practice with multiplication, division, and multi-digit addition and subtraction. No apps, no prep, no fuss.\u003c\/p\u003e\n\n\u003c!-- QUICK DETAILS --\u003e\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels:\u003c\/strong\u003e Grades 3–5 (best for Grade 4)\u003cbr\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Printable PDF\u003cbr\u003e\n\u003cstrong\u003eResource Type:\u003c\/strong\u003e CSI Math Mystery worksheets\u003cbr\u003e\n\u003cstrong\u003eMath Skills:\u003c\/strong\u003e Multiplication and division facts to 12, and 4-digit addition and subtraction with regrouping\u003cbr\u003e\n\u003cstrong\u003ePages:\u003c\/strong\u003e 19 pages including answer key\u003cbr\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Halloween, math centers, sub plans, early finishers, review, small groups, and homeschool math\u003cbr\u003e\n\u003cstrong\u003eTech Needed:\u003c\/strong\u003e None — no apps, locks, passwords, or student logins required\u003c\/p\u003e\n\n\u003c!-- CASE SUMMARY --\u003e\n\u003ch3\u003eCase Summary\u003c\/h3\u003e\n\u003cp\u003eA zombie raid has broken out, and a list of suspects is all your students have to go on. Only the sharpest math detectives can work out who — or what — is behind it.\u003c\/p\u003e\n\u003cp\u003eAs CSI Math Investigators, students solve multiplication, division, and multi-digit addition and subtraction clues to gather evidence and rule each suspect out, one by one.\u003c\/p\u003e\n\u003cp\u003eWith every solved clue, the list of suspects shrinks until only one is left.\u003c\/p\u003e\n\u003cp\u003eCan your investigators crack the clues before the zombies close in? Sharpen those pencils and solve the case.\u003c\/p\u003e\n\n\u003c!-- SKILLS COVERED --\u003e\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eStudents will practice:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMultiplication facts up to 12\u003c\/li\u003e\n  \u003cli\u003eDivision facts up to 12\u003c\/li\u003e\n  \u003cli\u003e4-digit addition with regrouping\u003c\/li\u003e\n  \u003cli\u003e4-digit subtraction with regrouping\u003c\/li\u003e\n  \u003cli\u003eUsing answers to eliminate suspects\u003c\/li\u003e\n  \u003cli\u003eLogic, reasoning, and problem solving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- WHAT'S INCLUDED --\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCSI-style multiplication and division mystery activity\u003c\/li\u003e\n  \u003cli\u003eMystery story and suspect list\u003c\/li\u003e\n  \u003cli\u003eMultiplication, division, addition, and subtraction clue worksheets\u003c\/li\u003e\n  \u003cli\u003eAnswer key\u003c\/li\u003e\n  \u003cli\u003ePrint-and-go PDF format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- BEST USED FOR --\u003e\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eThis printable CSI Math Mystery works well for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMultiplication and division facts review\u003c\/li\u003e\n  \u003cli\u003eHalloween and back-to-school math\u003c\/li\u003e\n  \u003cli\u003eMath centers and early finishers\u003c\/li\u003e\n  \u003cli\u003eSubstitute teacher plans\u003c\/li\u003e\n  \u003cli\u003eSmall groups, RTI, and intervention\u003c\/li\u003e\n  \u003cli\u003eHomeschool math\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61951261868402,"sku":"3835041","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/multiplication-division-csi-math-mystery-zombie-raid-grades-3-5.jpg?v=1781747893"},{"product_id":"addition-subtraction-csi-math-mystery-worksheets-grades-3-5-haunted-halloween","title":"Addition \u0026 Subtraction CSI Math Mystery Worksheets | Grades 3–5 | Haunted Halloween","description":"\u003c!-- HOOK --\u003e\n\u003cp\u003eDisguise addition and subtraction review as a haunted Halloween case your students will race to crack. This printable \u003cstrong\u003eAddition \u0026amp; Subtraction CSI Math Mystery\u003c\/strong\u003e turns fact review into a detective investigation, built for \u003cstrong\u003eGrades 3–5 classroom teachers, homeschool parents, and tutors\u003c\/strong\u003e who want focused math practice wrapped in a story students actually care about solving.\u003c\/p\u003e\n\n\u003cp\u003eStudents work through a series of clue pages, use their answers to cross suspects off the list, and race to crack the case — all while getting meaningful practice with addition and subtraction and problem solving. No apps, no prep, no fuss.\u003c\/p\u003e\n\n\u003c!-- QUICK DETAILS --\u003e\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels:\u003c\/strong\u003e Grades 3–5\u003cbr\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Printable PDF\u003cbr\u003e\n\u003cstrong\u003eResource Type:\u003c\/strong\u003e CSI Math Mystery worksheets\u003cbr\u003e\n\u003cstrong\u003eMath Skills:\u003c\/strong\u003e Making 100, addition and subtraction with 10 more\/10 less and 100 more\/100 less, subtraction from 100, and coordinates (one quadrant)\u003cbr\u003e\n\u003cstrong\u003ePages:\u003c\/strong\u003e 15 pages including answer key\u003cbr\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Halloween, math centers, sub plans, early finishers, review, small groups, and homeschool math\u003cbr\u003e\n\u003cstrong\u003eTech Needed:\u003c\/strong\u003e None — no apps, locks, passwords, or student logins required\u003c\/p\u003e\n\n\u003c!-- CASE SUMMARY --\u003e\n\u003ch3\u003eCase Summary\u003c\/h3\u003e\n\u003cp\u003eA haunted Jack O' Lantern has caused chaos this Halloween, and a list of suspects is all your students have to go on. Only the sharpest math detectives can unmask the villain.\u003c\/p\u003e\n\u003cp\u003eAs CSI Math Investigators, students solve addition and subtraction clues to gather evidence and rule each suspect out, one by one.\u003c\/p\u003e\n\u003cp\u003eWith every solved clue, the list of suspects shrinks until only one is left.\u003c\/p\u003e\n\u003cp\u003eCan your investigators crack the clues and unmask the villain? Sharpen those pencils and solve the case.\u003c\/p\u003e\n\n\u003c!-- SKILLS COVERED --\u003e\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eStudents will practice:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMaking 100 with addition\u003c\/li\u003e\n  \u003cli\u003e10 more \/ 10 less and 100 more \/ 100 less addition and subtraction\u003c\/li\u003e\n  \u003cli\u003eSubtracting a single digit from a double digit\u003c\/li\u003e\n  \u003cli\u003eSubtraction from 100\u003c\/li\u003e\n  \u003cli\u003eReading coordinates on one quadrant\u003c\/li\u003e\n  \u003cli\u003eLogic, reasoning, and problem solving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- WHAT'S INCLUDED --\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCSI-style Halloween addition and subtraction activity\u003c\/li\u003e\n  \u003cli\u003eMystery story and suspect list\u003c\/li\u003e\n  \u003cli\u003eAddition, subtraction, and coordinate clue worksheets\u003c\/li\u003e\n  \u003cli\u003eAnswer key\u003c\/li\u003e\n  \u003cli\u003ePrint-and-go PDF format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- BEST USED FOR --\u003e\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eThis printable CSI Math Mystery works well for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAddition and subtraction review\u003c\/li\u003e\n  \u003cli\u003eHalloween and October math\u003c\/li\u003e\n  \u003cli\u003eMath centers and early finishers\u003c\/li\u003e\n  \u003cli\u003eSubstitute teacher plans\u003c\/li\u003e\n  \u003cli\u003eSmall groups, RTI, and intervention\u003c\/li\u003e\n  \u003cli\u003eHomeschool math\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61951262720370,"sku":"4074188","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/addition-subtraction-csi-math-mystery-haunted-jack-o-lantern-grades-3-5.jpg?v=1781748260"},{"product_id":"halloween-addition-subtraction-within-100-csi-math-mystery-grades-1-3-the-haunted-house","title":"Halloween Addition \u0026 Subtraction Within 100 CSI Math Mystery Worksheets | Grades 1–3 | The Haunted House","description":"\u003cp\u003eSomething is haunting the old house on the hill, and only your students' addition and subtraction skills can reveal who. This printable \u003cstrong\u003eHalloween Addition \u0026amp; Subtraction Within 100 CSI Math Mystery\u003c\/strong\u003e is designed for \u003cstrong\u003eGrades 1–3 classroom teachers, homeschool parents, and tutors\u003c\/strong\u003e who want focused math practice wrapped in a story students actually care about solving.\u003c\/p\u003e\n\u003cp\u003eStudents work through a series of clue pages, use their answers to eliminate suspects, and race to crack the case — all while getting meaningful practice adding and subtracting within 100. No apps, no prep, no fuss.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels:\u003c\/strong\u003e Grades 1–3 (mostly used with 3rd — also suits advanced 1st graders or older students needing reinforcement)\u003cbr\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Printable PDF\u003cbr\u003e\n\u003cstrong\u003eResource Type:\u003c\/strong\u003e CSI Math Mystery worksheets\u003cbr\u003e\n\u003cstrong\u003eMath Skills:\u003c\/strong\u003e Subtraction within 20, adding 1-digit to 2-digit numbers with regrouping, 2-digit addition, greater than \/ less than, and addition within 100\u003cbr\u003e\n\u003cstrong\u003ePages:\u003c\/strong\u003e 15 pages including answer key\u003cbr\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e Supports CCSS 2.NBT.A.4, 2.NBT.B.5, and 2.NBT.B.6\u003cbr\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Halloween and October math, centers, sub plans, early finishers, review, and homeschool\u003cbr\u003e\n\u003cstrong\u003eTech Needed:\u003c\/strong\u003e None — no apps, locks, passwords, or student logins required\u003c\/p\u003e\n\n\u003ch3\u003eCase Summary\u003c\/h3\u003e\n\u003cp\u003eThe old house at the end of the street has come alive for Halloween — doors slam, lights flicker, and something is clearly hiding inside. Your students are the detectives sent to find out exactly who, or what, is haunting the place.\u003c\/p\u003e\n\u003cp\u003eEach clue page puts addition and subtraction within 100 to work: students subtract within 20, add 1-digit numbers to 2-digit numbers with regrouping, compare numbers with greater-than and less-than, and add within 100 using mental strategies. Every correct answer crosses another suspect off the list.\u003c\/p\u003e\n\u003cp\u003eBecause the suspect list is built into the math, students self-check as they go — a wrong answer points to the wrong culprit, so accuracy matters from the first creak to the last. It's spooky-season practice that keeps even your youngest detectives glued to the page.\u003c\/p\u003e\n\u003cp\u003eCan your class work the numbers and unmask whoever is haunting the house? Print the case file and let the investigation begin.\u003c\/p\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eStudents will practice:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSubtraction within 20 using mental strategies\u003c\/li\u003e\n  \u003cli\u003eAdding a 1-digit number to a 2-digit number with regrouping\u003c\/li\u003e\n  \u003cli\u003e2-digit addition\u003c\/li\u003e\n  \u003cli\u003eGreater than and less than\u003c\/li\u003e\n  \u003cli\u003eAddition within 100\u003c\/li\u003e\n  \u003cli\u003eUsing answers to eliminate suspects\u003c\/li\u003e\n  \u003cli\u003eLogic, reasoning, and problem solving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCSI-style Halloween math mystery activity\u003c\/li\u003e\n  \u003cli\u003eAddition and subtraction clue pages\u003c\/li\u003e\n  \u003cli\u003eGreater than \/ less than activity\u003c\/li\u003e\n  \u003cli\u003eSuspect elimination activity\u003c\/li\u003e\n  \u003cli\u003eAnswer key\u003c\/li\u003e\n  \u003cli\u003ePrint-and-go PDF format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eThis printable CSI Math Mystery works well for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHalloween and October math activities\u003c\/li\u003e\n  \u003cli\u003eMath centers and early finishers\u003c\/li\u003e\n  \u003cli\u003eSubstitute teacher plans\u003c\/li\u003e\n  \u003cli\u003eSmall groups and independent work\u003c\/li\u003e\n  \u003cli\u003eHomeschool math\u003c\/li\u003e\n  \u003cli\u003eAddition and subtraction review within 100\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61951807521138,"sku":"3769838","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/halloween-addition-subtraction-within-100-csi-math-mystery-grades-1-3.jpg?v=1781761989"},{"product_id":"early-multiplication-arrays-math-mystery-worksheets-grades-k-4-monster-theme","title":"Early Multiplication Arrays | Math Mystery Worksheets | Grades K–4 | Monster Theme","description":"\u003cp\u003e\u003cstrong\u003eEarly multiplication with arrays (rows and columns) turns into a detective case students actually want to solve\u003c\/strong\u003e — they work through each problem, match every answer to a clue, and eliminate suspects until the case is cracked. This no-prep, printable, self-checking Math Mystery keeps Kindergarten, 1st, 2nd, 3rd, and 4th graders engaged and works perfectly for math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep. Just print and go — students solve, match the answer to a clue, cross off suspects, and reveal the answer.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e early multiplication with arrays (rows and columns) · \u003cstrong\u003eGrades:\u003c\/strong\u003e K–4 · \u003cstrong\u003eFormat:\u003c\/strong\u003e several differentiated worksheet versions (colour AND black \u0026amp; white) + full answer keys (printable PDF) · \u003cstrong\u003eTheme:\u003c\/strong\u003e Monster detective\u003c\/p\u003e\n\n\u003ch3\u003eThe Mystery\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhich teacher has turned into a monster?\u003c\/strong\u003e — One of the teachers around the school has secretly turned into a monster. Students solve each problem, match the answer to a clue, and cross off suspects until only one teacher — the monster — is left. The pack includes several differentiated versions in full colour and black \u0026amp; white, so it is easy to reuse or level across your class.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\n\u003cp\u003eZero prep — print and teach. The built-in answer keys make every mystery self-checking, so students get instant feedback and stay motivated. The detective hook pulls in reluctant and struggling learners, and the differentiated versions make it easy to reuse or stretch the activity across the week.\u003c\/p\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eEarly multiplication using arrays (counting rows and columns), plus logical reasoning and deductive elimination as students rule suspects out clue by clue.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003eSeveral differentiated mystery worksheets in full colour AND black \u0026amp; white, complete answer keys, and student instructions — all in one PDF.\u003c\/p\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eEarly multiplication with arrays (rows and columns) practice in math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep for grades K–4.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61955298525554,"sku":"7054679","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/early-multiplication-arrays-math-mystery-1.jpg?v=1781823433"},{"product_id":"telling-time-to-15-minutes-math-mystery-worksheets-grades-k-4-monster-theme","title":"Telling Time to 15 Minutes | Math Mystery Worksheets | Grades K–4 | Monster Theme","description":"\u003cp\u003e\u003cstrong\u003eTelling time to 15 minutes (analogue to digital) turns into a detective case students actually want to solve\u003c\/strong\u003e — they work through each problem, match every answer to a clue, and eliminate suspects until the case is cracked. This no-prep, printable, self-checking Math Mystery keeps Kindergarten, 1st, 2nd, 3rd, and 4th graders engaged and works perfectly for math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep. Just print and go — students solve, match the answer to a clue, cross off suspects, and reveal the answer.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e telling time to 15 minutes (analogue to digital) · \u003cstrong\u003eGrades:\u003c\/strong\u003e K–4 · \u003cstrong\u003eFormat:\u003c\/strong\u003e several differentiated worksheet versions (colour AND black \u0026amp; white) + full answer keys (printable PDF) · \u003cstrong\u003eTheme:\u003c\/strong\u003e Monster detective\u003c\/p\u003e\n\n\u003ch3\u003eThe Mystery\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhich teacher has turned into a monster?\u003c\/strong\u003e — One of the teachers around the school has secretly turned into a monster. Students solve each problem, match the answer to a clue, and cross off suspects until only one teacher — the monster — is left. The pack includes several differentiated versions in full colour and black \u0026amp; white, so it is easy to reuse or level across your class.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\n\u003cp\u003eZero prep — print and teach. The built-in answer keys make every mystery self-checking, so students get instant feedback and stay motivated. The detective hook pulls in reluctant and struggling learners, and the differentiated versions make it easy to reuse or stretch the activity across the week.\u003c\/p\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eTelling and writing time to 15 minutes by reading analogue clocks and matching the digital time, plus logical reasoning and deductive elimination as students rule suspects out clue by clue.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003eSeveral differentiated mystery worksheets in full colour AND black \u0026amp; white, complete answer keys, and student instructions — all in one PDF.\u003c\/p\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eTelling time to 15 minutes (analogue to digital) practice in math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep for grades K–4.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61955299639666,"sku":"7150769","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/telling-time-to-15-minutes-math-mystery-1.jpg?v=1781823695"},{"product_id":"telling-time-to-the-hour-and-half-hour-math-mystery-worksheets-grades-k-4-monster-theme","title":"Telling Time to the Hour and Half Hour | Math Mystery Worksheets | Grades K–4 | Monster Theme","description":"\u003cp\u003e\u003cstrong\u003eTelling time to the hour and half hour (analogue to digital) turns into a detective case students actually want to solve\u003c\/strong\u003e — they work through each problem, match every answer to a clue, and eliminate suspects until the case is cracked. This no-prep, printable, self-checking Math Mystery keeps Kindergarten, 1st, 2nd, 3rd, and 4th graders engaged and works perfectly for math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep. Just print and go — students solve, match the answer to a clue, cross off suspects, and reveal the answer.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e telling time to the hour and half hour (analogue to digital) · \u003cstrong\u003eGrades:\u003c\/strong\u003e K–4 · \u003cstrong\u003eFormat:\u003c\/strong\u003e several differentiated worksheet versions (colour AND black \u0026amp; white) + full answer keys (printable PDF) · \u003cstrong\u003eTheme:\u003c\/strong\u003e Monster detective\u003c\/p\u003e\n\n\u003ch3\u003eThe Mystery\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhich teacher has turned into a monster?\u003c\/strong\u003e — One of the teachers around the school has secretly turned into a monster. Students solve each problem, match the answer to a clue, and cross off suspects until only one teacher — the monster — is left. The pack includes several differentiated versions in full colour and black \u0026amp; white, so it is easy to reuse or level across your class.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\n\u003cp\u003eZero prep — print and teach. The built-in answer keys make every mystery self-checking, so students get instant feedback and stay motivated. The detective hook pulls in reluctant and struggling learners, and the differentiated versions make it easy to reuse or stretch the activity across the week.\u003c\/p\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eTelling and writing time to the hour and half hour by reading analogue clocks and matching the digital time, plus logical reasoning and deductive elimination as students rule suspects out clue by clue.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003eSeveral differentiated mystery worksheets in full colour AND black \u0026amp; white, complete answer keys, and student instructions — all in one PDF.\u003c\/p\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eTelling time to the hour and half hour (analogue to digital) practice in math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep for grades K–4.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61955349381490,"sku":"7161568","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/telling-time-to-the-hour-and-half-hour-math-mystery-1.jpg?v=1781828202"},{"product_id":"3-digit-box-method-long-division-no-remainders-math-mystery-worksheets-grades-3-7-monster-theme","title":"3-Digit Box Method Long Division (No Remainders) | Math Mystery Worksheets | Grades 3–7 | Monster Theme","description":"\u003cp\u003e\u003cstrong\u003e3-digit by 1-digit long division using the box method turns into a detective case students actually want to solve\u003c\/strong\u003e — they work through each problem, match every answer to a clue, and eliminate suspects until the case is cracked. This no-prep, printable, self-checking Math Mystery keeps 3rd, 4th, 5th, 6th, and 7th graders engaged and works perfectly for math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep. Just print and go — students solve, match the answer to a clue, cross off suspects, and reveal the answer.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e 3-digit by 1-digit long division using the box method · \u003cstrong\u003eGrades:\u003c\/strong\u003e 3–7 · \u003cstrong\u003eFormat:\u003c\/strong\u003e several differentiated worksheet versions (colour AND black \u0026amp; white) + full answer keys (printable PDF) · \u003cstrong\u003eTheme:\u003c\/strong\u003e Monster detective\u003c\/p\u003e\n\n\u003ch3\u003eThe Mystery\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eA monster has entered the class — but nobody knows who it is!\u003c\/strong\u003e Students solve each problem, match the answer to a clue, and eliminate classmates one by one until the monster is unmasked. The pack includes several differentiated worksheet versions in full colour and black \u0026amp; white, so it is easy to reuse or level across your class.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\n\u003cp\u003eZero prep — print and teach. The built-in answer keys make every mystery self-checking, so students get instant feedback and stay motivated. The detective hook pulls in reluctant and struggling learners, and the differentiated versions make it easy to reuse or stretch the activity across the week.\u003c\/p\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003e3-digit by 1-digit long division using the box (area) method with no remainders, plus logical reasoning and deductive elimination as students rule suspects out clue by clue.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003eSeveral differentiated mystery worksheets in full colour AND black \u0026amp; white, complete answer keys, and student instructions — all in one PDF.\u003c\/p\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003e3-digit by 1-digit long division using the box method practice in math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep for grades 3–7.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61955361997170,"sku":"8973893","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/box-method-long-division-3-digit-math-mystery-1.jpg?v=1781829254"},{"product_id":"4-digit-box-method-long-division-no-remainders-math-mystery-worksheets-grades-3-7-monster-theme","title":"4-Digit Box Method Long Division (No Remainders) | Math Mystery Worksheets | Grades 3–7 | Monster Theme","description":"\u003cp\u003e\u003cstrong\u003e4-digit by 1-digit long division using the box method turns into a detective case students actually want to solve\u003c\/strong\u003e — they work through each problem, match every answer to a clue, and eliminate suspects until the case is cracked. This no-prep, printable, self-checking Math Mystery keeps 3rd, 4th, 5th, 6th, and 7th graders engaged and works perfectly for math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep. Just print and go — students solve, match the answer to a clue, cross off suspects, and reveal the answer.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e 4-digit by 1-digit long division using the box method · \u003cstrong\u003eGrades:\u003c\/strong\u003e 3–7 · \u003cstrong\u003eFormat:\u003c\/strong\u003e several differentiated worksheet versions (colour AND black \u0026amp; white) + full answer keys (printable PDF) · \u003cstrong\u003eTheme:\u003c\/strong\u003e Monster detective\u003c\/p\u003e\n\n\u003ch3\u003eThe Mystery\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eA monster has entered the class — but nobody knows who it is!\u003c\/strong\u003e Students solve each problem, match the answer to a clue, and eliminate classmates one by one until the monster is unmasked. The pack includes several differentiated worksheet versions in full colour and black \u0026amp; white, so it is easy to reuse or level across your class.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\n\u003cp\u003eZero prep — print and teach. The built-in answer keys make every mystery self-checking, so students get instant feedback and stay motivated. The detective hook pulls in reluctant and struggling learners, and the differentiated versions make it easy to reuse or stretch the activity across the week.\u003c\/p\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003e4-digit by 1-digit long division using the box (area) method with no remainders, plus logical reasoning and deductive elimination as students rule suspects out clue by clue.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003eSeveral differentiated mystery worksheets in full colour AND black \u0026amp; white, complete answer keys, and student instructions — all in one PDF.\u003c\/p\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003e4-digit by 1-digit long division using the box method practice in math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep for grades 3–7.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61955362619762,"sku":"9072036","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/box-method-long-division-4-digit-math-mystery-1.jpg?v=1781829505"},{"product_id":"box-method-multiplication-2-digit-by-2-digit-math-mystery-worksheets-grades-4-6-monster-theme","title":"Box Method Multiplication (2-Digit by 2-Digit) | Math Mystery Worksheets | Grades 4–6 | Monster Theme","description":"\u003cp\u003e\u003cstrong\u003e2-digit by 2-digit multiplication using the box method turns into a detective case students actually want to solve\u003c\/strong\u003e — they work through each problem, match every answer to a clue, and eliminate suspects until the case is cracked. This no-prep, printable, self-checking Math Mystery keeps 4th, 5th, and 6th graders engaged and works perfectly for math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep. Just print and go — students solve, match the answer to a clue, cross off suspects, and reveal the answer.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e 2-digit by 2-digit multiplication using the box method · \u003cstrong\u003eGrades:\u003c\/strong\u003e 4–6 · \u003cstrong\u003eFormat:\u003c\/strong\u003e several differentiated worksheet versions (colour AND black \u0026amp; white) + full answer keys (printable PDF) · \u003cstrong\u003eTheme:\u003c\/strong\u003e Monster detective\u003c\/p\u003e\n\n\u003ch3\u003eThe Mystery\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eA monster has entered the class — but nobody knows who it is!\u003c\/strong\u003e Students solve each problem, match the answer to a clue, and eliminate classmates one by one until the monster is unmasked. The pack includes several differentiated worksheet versions in full colour and black \u0026amp; white, so it is easy to reuse or level across your class.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\n\u003cp\u003eZero prep — print and teach. The built-in answer keys make every mystery self-checking, so students get instant feedback and stay motivated. The detective hook pulls in reluctant and struggling learners, and the differentiated versions make it easy to reuse or stretch the activity across the week.\u003c\/p\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003e2-digit by 2-digit multiplication using the box (area) method, plus logical reasoning and deductive elimination as students rule suspects out clue by clue.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003eSeveral differentiated mystery worksheets in full colour AND black \u0026amp; white, complete answer keys, and student instructions — all in one PDF.\u003c\/p\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003e2-digit by 2-digit multiplication using the box method practice in math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep for grades 4–6.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61955467805042,"sku":"12562314","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/box-method-multiplication-2-digit-by-2-digit-math-mystery-1.jpg?v=1781835037"},{"product_id":"box-method-multiplication-3-digit-by-1-digit-math-mystery-worksheets-grades-4-6-monster-theme","title":"Box Method Multiplication (3-Digit by 1-Digit) | Math Mystery Worksheets | Grades 4–6 | Monster Theme","description":"\u003cp\u003e\u003cstrong\u003e3-digit by 1-digit multiplication using the box method turns into a detective case students actually want to solve\u003c\/strong\u003e — they work through each problem, match every answer to a clue, and eliminate suspects until the case is cracked. This no-prep, printable, self-checking Math Mystery keeps 4th, 5th, and 6th graders engaged and works perfectly for math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep. 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Somewhere among the teachers and students, one of them has turned — and it's up to your class, the C.S.I. team, to figure out exactly who.\u003c\/p\u003e\n\u003cp\u003eEvery suspect is logged on the evidence chart: teacher or student, fast or slow, the reading on the \"smell-o-meter,\" and the number of brains eaten. The only way to match the clues to the culprit is to do the math, one decimal at a time.\u003c\/p\u003e\n\u003cp\u003eClue by clue, students multiply and add their way through the evidence — multiplying decimals, working with two-digit numbers, and scaling by 10s and 100s. Each correct answer crosses another name off the suspect list, until just one remains and the zombie is finally unmasked.\u003c\/p\u003e\n\u003cp\u003eHand your students the evidence, point them at the suspects, and let them prove they can crack the case. The math is the only thing standing between them and the truth.\u003c\/p\u003e\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eStudents will practice:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMultiplying decimals\u003c\/li\u003e\n  \u003cli\u003eAdding decimals to two decimal places\u003c\/li\u003e\n  \u003cli\u003eMultiplying two-digit numbers\u003c\/li\u003e\n  \u003cli\u003eMultiplying by 10s and 100s\u003c\/li\u003e\n  \u003cli\u003eUsing answers to eliminate suspects\u003c\/li\u003e\n  \u003cli\u003eLogic, reasoning, and problem solving\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCSI-style math mystery activity\u003c\/li\u003e\n  \u003cli\u003eDecimal multiplication and addition clue pages\u003c\/li\u003e\n  \u003cli\u003eSuspect chart and elimination activity\u003c\/li\u003e\n  \u003cli\u003eAnswer key\u003c\/li\u003e\n  \u003cli\u003ePrint-and-go PDF format\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eThis printable CSI Math Mystery works well for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHalloween and October math activities\u003c\/li\u003e\n  \u003cli\u003eMath centers and early finishers\u003c\/li\u003e\n  \u003cli\u003eSubstitute teacher plans\u003c\/li\u003e\n  \u003cli\u003eGATE, gifted, and enrichment\u003c\/li\u003e\n  \u003cli\u003eSmall groups and independent work\u003c\/li\u003e\n  \u003cli\u003eHomeschool math\u003c\/li\u003e\n  \u003cli\u003eDecimal and multiplication practice\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61981864460658,"sku":"3979483","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/zombie-apocalypse-multiplying-decimals-csi-math-mystery-grades-4-7-cover.jpg?v=1782501741"},{"product_id":"3-digit-by-1-digit-multiplication-math-mystery-worksheets-grades-3-6-zombie","title":"3-Digit by 1-Digit Multiplication | Math Mystery Worksheets | Grades 3–6 | Zombie","description":"\u003cp\u003e\u003cstrong\u003eZombies have taken over the school — and only multiplication can save the day!\u003c\/strong\u003e In this no-prep, printable \u003cstrong\u003eMath Mystery\u003c\/strong\u003e, students become zombie-hunting detectives: they solve 3-digit by 1-digit multiplication problems, match each product to a clue, and eliminate suspects one by one until the case is cracked. 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Multiply to work out the safest location.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe Zombie Classmate\u003c\/strong\u003e — One of your classmates is a zombie in disguise. Solve the problems to uncover exactly which one.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe Zombie Principal\u003c\/strong\u003e — The principal has turned into a zombie! Crack the clues to find the cure and set things right.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe Zombie Lair\u003c\/strong\u003e — A secret zombie lair is hidden somewhere in the school. Multiply your way through the clues to reveal its location.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZombie Attack\u003c\/strong\u003e — Someone is turning everyone into zombies. Eliminate the suspects to identify the zombie leader before it's too late.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero prep\u003c\/strong\u003e — just print and hand out; every case is a single self-contained page.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-checking\u003c\/strong\u003e — the suspect-elimination format means students catch their own errors and stay accountable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngagement that lasts\u003c\/strong\u003e — the zombie detective story pulls in even reluctant and struggling students.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifferentiation-friendly\u003c\/strong\u003e — assign one case at a time or the full set; great for mixed-ability classrooms.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMultiplying 3-digit numbers by 1-digit numbers\u003c\/li\u003e\n\u003cli\u003ePlace value and regrouping in multiplication\u003c\/li\u003e\n\u003cli\u003eMulti-digit multiplication fluency and accuracy\u003c\/li\u003e\n\u003cli\u003eLogical reasoning and deductive process of elimination\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e5 print-and-go mystery worksheets (one per case)\u003c\/li\u003e\n\u003cli\u003eFull answer keys for every case\u003c\/li\u003e\n\u003cli\u003eStudent detective instructions\u003c\/li\u003e\n\u003cli\u003eA congratulations page\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eMath centers and rotations, independent practice, morning work, homework, early finishers, substitute\/relief days, indoor recess, Halloween math, spiral review, and test prep — any time you want 3-digit by 1-digit multiplication practice that feels like a game.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62005322645874,"sku":"9571816","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/3-digit-by-1-digit-multiplication-math-mystery-zombie-cover.jpg?v=1783211804"},{"product_id":"order-of-operations-no-exponents-zombie-math-mystery-grades-5-7-detective-mystery","title":"Order of Operations (No Exponents) | Zombie Math Mystery | Grades 5–7 | Detective Mystery","description":"\u003cp\u003e\u003cstrong\u003eOrder of operations (PEMDAS, no exponents) is the only thing standing between your students and the zombie horde — a zombie is loose in the hallways and the cafeteria goo is spreading.\u003c\/strong\u003e In this no-prep, printable zombie \u003cstrong\u003eMath Mystery\u003c\/strong\u003e, students work as private investigators who solve order of operations problems, match each answer to a clue, and eliminate options one by one until each case is cracked. 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The self-checking, story-driven format builds real 3-digit addition and subtraction fluency while keeping 2nd, 3rd, and 4th graders hooked — a perfect Halloween or anytime activity for math centers, morning work, early finishers, homework, substitute\/relief days, indoor recess, and spiral review.\u003c\/p\u003e\u003ch3\u003eQuick Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkill:\u003c\/strong\u003e Addition and subtraction within 1000 (3-digit, with regrouping)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrades:\u003c\/strong\u003e 2–4 (2nd, 3rd, 4th)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e 5 no-prep printable mystery worksheets in full color and black \u0026amp; white + clue lists + full answer keys (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTheme:\u003c\/strong\u003e Zombie \/ Halloween Math Mystery\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThe 5 Mysteries\u003c\/h3\u003e\u003cp\u003eEach case is a self-contained worksheet where students solve the problems, match answers to clues, and cross off options until the case is closed:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase One: Find the Zombie\u003c\/strong\u003e — A zombie is hiding somewhere in your school. 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Solve the problems to discover the cure that turns them human again.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero prep\u003c\/strong\u003e — just print and hand out; a print-friendly black \u0026amp; white version is included too.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-checking\u003c\/strong\u003e — the elimination format means students catch their own mistakes and stay accountable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngagement that lasts\u003c\/strong\u003e — the zombie storyline pulls in even reluctant and struggling students.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifferentiation-friendly\u003c\/strong\u003e — assign one case at a time or the full set; ideal for mixed-ability classrooms.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSkills Covered\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdding and subtracting within 1000 (3-digit numbers)\u003c\/li\u003e\n\u003cli\u003eRegrouping \/ carrying and borrowing across place values\u003c\/li\u003e\n\u003cli\u003eComputational accuracy and fluency\u003c\/li\u003e\n\u003cli\u003eLogical reasoning and deductive process of elimination\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e5 print-and-go mystery worksheets (one per case), in full color and black \u0026amp; white\u003c\/li\u003e\n\u003cli\u003eMatching clue and location\/suspect lists\u003c\/li\u003e\n\u003cli\u003eFull answer keys for every case\u003c\/li\u003e\n\u003cli\u003eStudent detective instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBest Used For\u003c\/h3\u003e\u003cp\u003eHalloween math, math centers, independent practice, early finishers, homework, substitute\/relief days, indoor recess, spiral review, and test prep — any time you want addition and subtraction within 1000 practice that feels like a game.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62005421572466,"sku":"14180152","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/addition-subtraction-within-1000-zombie-math-mystery-detective-cover.jpg?v=1783218130"},{"product_id":"2-digit-by-2-digit-multiplication-zombie-mini-math-mystery-grades-4-6-detective-mystery","title":"2-Digit by 2-Digit Multiplication | Zombie Mini Math Mystery | Grades 4–6 | Detective Mystery","description":"\u003cp\u003e\u003cstrong\u003eTwo-digit by two-digit multiplication is the only thing standing between your students and the zombie horde — a classmate has turned, the teacher needs a cure, and everyone needs a safe hideout.\u003c\/strong\u003e In this no-prep, printable zombie \u003cstrong\u003eMini Math Mystery\u003c\/strong\u003e, students work as private investigators who solve \u003cstrong\u003e2-digit by 2-digit multiplication\u003c\/strong\u003e problems, match each product to a clue, and eliminate options until each case is cracked. 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Solve the problems to discover the cure that turns them human again.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero prep\u003c\/strong\u003e — just print and hand out; every case is a single self-contained page.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-checking\u003c\/strong\u003e — the elimination format means students catch their own mistakes and stay accountable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngagement that lasts\u003c\/strong\u003e — the zombie storyline pulls in even reluctant and struggling students.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifferentiation-friendly\u003c\/strong\u003e — assign one case at a time or the full set; ideal for mixed-ability classrooms.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSkills Covered\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMultiplying 2-digit numbers by 2-digit numbers\u003c\/li\u003e\n\u003cli\u003ePlace value, partial products, and regrouping\u003c\/li\u003e\n\u003cli\u003eMulti-digit multiplication accuracy and fluency\u003c\/li\u003e\n\u003cli\u003eLogical reasoning and deductive process of elimination\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e5 print-and-go mystery worksheets (one per case)\u003c\/li\u003e\n\u003cli\u003eMatching clue, location, and suspect lists\u003c\/li\u003e\n\u003cli\u003eFull answer keys for every case\u003c\/li\u003e\n\u003cli\u003eStudent detective instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBest Used For\u003c\/h3\u003e\u003cp\u003eHalloween math, math centers, independent practice, early finishers, homework, substitute\/relief days, indoor recess, spiral review, and test prep — any time you want 2-digit by 2-digit multiplication practice that feels like a game.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62005459386738,"sku":"8727339","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/2-digit-by-2-digit-multiplication-zombie-mini-math-mystery-detective-cover.jpg?v=1783220466"},{"product_id":"3-digit-addition-with-regrouping-halloween-math-mystery-grades-2-4-detective-mystery","title":"3-Digit Addition with Regrouping | Halloween Math Mystery | Grades 2–4 | Detective Mystery","description":"\u003cp\u003e\u003cstrong\u003e3-digit addition with regrouping goes spooky this Halloween: one of the teachers around the school is secretly a witch, and only your sharpest adders can unmask her.\u003c\/strong\u003e In this no-prep, printable Halloween \u003cstrong\u003eMath Mystery\u003c\/strong\u003e, students solve \u003cstrong\u003e3-digit addition with regrouping\u003c\/strong\u003e problems, match each sum to a teacher on the suspect list, and eliminate suspects one by one until only the witch remains. 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This no-prep, printable, self-checking Math Mystery keeps 5th and 6th graders engaged and works perfectly for math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep. 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This no-prep, printable, self-checking Math Mystery keeps 4th, 5th, and 6th graders engaged and works perfectly for math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e Multiplying fractions by whole numbers, fractions of a number · \u003cstrong\u003eGrades:\u003c\/strong\u003e 4–6 · \u003cstrong\u003eFormat:\u003c\/strong\u003e 5 mysteries + full answer keys (printable PDF) · \u003cstrong\u003eTheme:\u003c\/strong\u003e Zombie\u003c\/p\u003e\n\n\u003ch3\u003eThe 5 Mysteries\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThe Rotting Rumor\u003c\/strong\u003e — A gruesome rumor is spreading through town and students multiply to find which zombie started it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Shuffling Shadow\u003c\/strong\u003e — A shadow keeps shuffling past the school windows and the answers reveal who it is.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Buried Secret\u003c\/strong\u003e — Something has been dug up from a fresh grave and students work out which zombie buried it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Endless Hunger\u003c\/strong\u003e — The town has run out of snacks overnight and the maths shows which zombie ate them all.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Creeping Curse\u003c\/strong\u003e — A creeping curse is turning the town undead and students find who is spreading it.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\n\u003cp\u003eZero prep — print and teach. The built-in answer keys make every mystery self-checking, so students get instant feedback and stay motivated. The detective hook pulls in reluctant and struggling learners, and the separate cases make it easy to differentiate or stretch the activity across a week.\u003c\/p\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eMultiplying a fraction by a whole number and finding fractions of a number, plus logical reasoning and deductive elimination as students rule suspects out clue by clue.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003ePrintable one-page mystery worksheets, zombie suspect line-ups, complete answer keys for every mystery, and student instructions — all in one PDF.\u003c\/p\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eMultiplying fractions practice in math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, Halloween activities, and test prep for grades 4–6.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62170871529842,"sku":"17106317","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/multiplying-fractions-by-whole-numbers-zombie-math-mystery-worksheets.jpg?v=1786353848"},{"product_id":"order-of-operations-no-exponents-math-mystery-worksheets-grades-4-6-zombie","title":"Order of Operations No Exponents | Math Mystery Worksheets | Grades 4–6 | Zombie","description":"\u003cp\u003e\u003cstrong\u003eFive zombie cases put the order of operations to work\u003c\/strong\u003e — students apply PEMDAS to whole-number expressions with no exponents, match each answer to a clue, and eliminate suspects until only the culprit remains. This no-prep, printable, self-checking Math Mystery keeps 4th, 5th, and 6th graders engaged and works perfectly for math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e Order of operations (PEMDAS) without exponents · \u003cstrong\u003eGrades:\u003c\/strong\u003e 4–6 · \u003cstrong\u003eFormat:\u003c\/strong\u003e 5 mysteries + full answer keys (printable PDF) · \u003cstrong\u003eTheme:\u003c\/strong\u003e Zombie\u003c\/p\u003e\n\n\u003ch3\u003eThe 5 Mysteries\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThe Zombie Outbreak\u003c\/strong\u003e — A strange outbreak has swept through the school and students work out who started it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Clawing Hand\u003c\/strong\u003e — A bony hand has been clawing up out of the playground and the answers reveal who it belongs to.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Graveyard Groan\u003c\/strong\u003e — Something groans among the gravestones after dark and students find who will not stay buried.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Slow Chase\u003c\/strong\u003e — A zombie has been slowly chasing students home from school and the maths identifies the chaser.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Hungry Horde\u003c\/strong\u003e — The snack cupboard has been raided and students work out who led the horde there.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\n\u003cp\u003eZero prep — print and teach. The built-in answer keys make every mystery self-checking, so students get instant feedback and stay motivated. The detective hook pulls in reluctant and struggling learners, and the separate cases make it easy to differentiate or stretch the activity across a week.\u003c\/p\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eOrder of operations with brackets, multiplication, division, addition and subtraction but no exponents, plus logical reasoning and deductive elimination as students rule suspects out clue by clue.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003ePrintable one-page mystery worksheets, zombie suspect line-ups, complete answer keys for every mystery, and student instructions — all in one PDF.\u003c\/p\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003ePEMDAS practice in math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, Halloween activities, and test prep for grades 4–6.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62170871726450,"sku":"17105956","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/order-of-operations-no-exponents-zombie-math-mystery-worksheets.jpg?v=1786354065"},{"product_id":"order-of-operations-with-exponents-math-mystery-worksheets-grades-5-6-zombie","title":"Order of Operations With Exponents | Math Mystery Worksheets | Grades 5–6 | Zombie","description":"\u003cp\u003e\u003cstrong\u003eThe order of operations becomes an undead investigation once exponents join in\u003c\/strong\u003e — students evaluate each expression with PEMDAS, match every answer to a clue, and cross zombie suspects off until one is left holding the blame. This no-prep, printable, self-checking Math Mystery keeps 5th and 6th graders engaged and works perfectly for math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, and test prep.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e Order of operations (PEMDAS) with exponents · \u003cstrong\u003eGrades:\u003c\/strong\u003e 5–6 · \u003cstrong\u003eFormat:\u003c\/strong\u003e 5 mysteries + full answer keys (printable PDF) · \u003cstrong\u003eTheme:\u003c\/strong\u003e Zombie\u003c\/p\u003e\n\n\u003ch3\u003eThe 5 Mysteries\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThe Missing Brain\u003c\/strong\u003e — A model brain has been stolen from the science lab and students work out who the thief is.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Empty Grave\u003c\/strong\u003e — A grave in the town cemetery has been found empty and the answers reveal which zombie sneaked out.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Broken Barricade\u003c\/strong\u003e — Someone has smashed through the town barricade and students find which zombie broke in.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Midnight Groaner\u003c\/strong\u003e — A zombie has been groaning outside windows at midnight and the maths identifies the groaner.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Stolen Skull\u003c\/strong\u003e — The museum's famous skull has vanished from its case and students work out who took it.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\n\u003cp\u003eZero prep — print and teach. The built-in answer keys make every mystery self-checking, so students get instant feedback and stay motivated. The detective hook pulls in reluctant and struggling learners, and the separate cases make it easy to differentiate or stretch the activity across a week.\u003c\/p\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eOrder of operations including exponents, brackets, multiplication, division, addition and subtraction, plus logical reasoning and deductive elimination as students rule suspects out clue by clue.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003ePrintable one-page mystery worksheets, zombie suspect line-ups, complete answer keys for every mystery, and student instructions — all in one PDF.\u003c\/p\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003ePEMDAS and exponent practice in math centers, morning work, homework, early finishers, substitute\/relief days, indoor recess, spiral review, Halloween activities, and test prep for grades 5–6.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62170871890290,"sku":"17094736","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/order-of-operations-with-exponents-zombie-math-mystery-worksheets.jpg?v=1786354180"},{"product_id":"multi-step-equations-both-sides-math-mystery-worksheets-grades-7-10-zombie","title":"Multi-Step Equations Both Sides | Math Mystery Worksheets | Grades 7–10 | Zombie","description":"\u003cp\u003e\u003cstrong\u003eSolving multi-step equations with variables on both sides turns into an undead investigation\u003c\/strong\u003e — students isolate the variable, match each solution to a clue, and eliminate zombie suspects until only the culprit is left. This no-prep, printable, self-checking Math Mystery keeps algebra students in grades 7 to 10 engaged and works perfectly for math centers, bell work, homework, early finishers, substitute\/relief days, spiral review, and test prep.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e Multi-step equations with variables on both sides, no brackets · \u003cstrong\u003eGrades:\u003c\/strong\u003e 7–10 · \u003cstrong\u003eFormat:\u003c\/strong\u003e 5 mysteries + full answer keys (printable PDF) · \u003cstrong\u003eTheme:\u003c\/strong\u003e Zombie\u003c\/p\u003e\n\n\u003ch3\u003eThe 5 Mysteries\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThe Midnight Moan\u003c\/strong\u003e — A long, low moan echoes across the graveyard every midnight and students work out which zombie started it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Missing Brains\u003c\/strong\u003e — Every brain in the science lab has vanished from its jar and the solutions reveal who took them.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Crawling Hand\u003c\/strong\u003e — A grey hand has been seen crawling through the swamp reeds and students find who it belongs to.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Howling Hallway\u003c\/strong\u003e — Something howls in the school hallway long after the last bell and the algebra identifies who is behind it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Lurching Horde\u003c\/strong\u003e — A whole horde is lurching down the main street and students work out which zombie is leading them.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\n\u003cp\u003eZero prep — print and teach. The built-in answer keys make every mystery self-checking, so students get instant feedback and stay motivated. The detective hook pulls in reluctant and struggling learners, and the separate cases make it easy to differentiate or stretch the activity across a week.\u003c\/p\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eSolving multi-step linear equations with variables on both sides, combining like terms and inverse operations, plus logical reasoning and deductive elimination as students rule suspects out clue by clue.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003ePrintable one-page mystery worksheets, zombie suspect line-ups, complete answer keys for every mystery, and student instructions — all in one PDF.\u003c\/p\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eAlgebra equation practice in math centers, bell work, homework, early finishers, substitute\/relief days, spiral review, Halloween activities, and test prep for grades 7 to 10.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62170872283506,"sku":"17200116","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/multi-step-equations-variables-on-both-sides-zombie-math-mystery-grades-7-10.png?v=1786354321"},{"product_id":"multi-step-equations-with-brackets-math-mystery-worksheets-grades-7-10-zombie","title":"Multi-Step Equations With Brackets | Math Mystery Worksheets | Grades 7–10 | Zombie","description":"\u003cp\u003e\u003cstrong\u003eDistribute, collect and solve — then name the zombie responsible.\u003c\/strong\u003e Every equation in this pack has brackets and variables on both sides, so students expand first, isolate the variable, match each solution to a clue, and cross suspects off until one is left holding the blame. This no-prep, printable, self-checking Math Mystery keeps algebra students in grades 7 to 10 engaged and works perfectly for math centers, bell work, homework, early finishers, substitute\/relief days, spiral review, and test prep.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e Multi-step equations with brackets and the distributive property · \u003cstrong\u003eGrades:\u003c\/strong\u003e 7–10 · \u003cstrong\u003eFormat:\u003c\/strong\u003e 5 mysteries + full answer keys (printable PDF) · \u003cstrong\u003eTheme:\u003c\/strong\u003e Zombie\u003c\/p\u003e\n\n\u003ch3\u003eThe 5 Mysteries\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003ePatient Zero\u003c\/strong\u003e — The infection turning this town undead began in the lab and students work out which zombie was bitten first.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Broken Barricade\u003c\/strong\u003e — The boards keeping the undead out have been torn away and the solutions reveal who broke through.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Stranded Survivors\u003c\/strong\u003e — The horde is closing in and the last fuel can is empty, so students find which zombie drained it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Hidden Bite\u003c\/strong\u003e — Someone at the clinic is wrapped up hiding a fresh bite and the algebra identifies who.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Empty Grave\u003c\/strong\u003e — A grave has been clawed wide open from the inside and students work out who climbed out.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Teachers Love It\u003c\/h3\u003e\n\u003cp\u003eZero prep — print and teach. The built-in answer keys make every mystery self-checking, so students get instant feedback and stay motivated. The detective hook pulls in reluctant and struggling learners, and the separate cases make it easy to differentiate or stretch the activity across a week.\u003c\/p\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cp\u003eExpanding brackets with the distributive property, solving multi-step linear equations with variables on both sides, plus logical reasoning and deductive elimination as students rule suspects out clue by clue.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003ePrintable one-page mystery worksheets, zombie suspect line-ups, complete answer keys for every mystery, and student instructions — all in one PDF.\u003c\/p\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cp\u003eDistributive property and equation practice in math centers, bell work, homework, early finishers, substitute\/relief days, spiral review, Halloween activities, and test prep for grades 7 to 10.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62170872807794,"sku":"17200992","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/multi-step-equations-distributive-property-brackets-zombie-math-mystery-grades-7-10.jpg?v=1786354436"},{"product_id":"halloween-reading-mystery-worksheets-grades-3-5-the-jack-o-lantern-swap","title":"Halloween | Reading Mystery Worksheets | Grades 3–5 | The Jack-o'-Lantern Swap","description":"\u003cp\u003e\u003cstrong\u003eNothing has been taken, so nobody thinks to go looking — and that is the whole trick\u003c\/strong\u003e. This Halloween case gives students one hour of a foggy October morning in two places at once, and asks them to see what neither witness can. They read a two-page fiction passage, answer comprehension questions from the text, and cross a suspect off the line-up with every correct answer. Printable, self-checking and no prep, it suits October literacy centers, early finishers, sub days and homework in \u003cstrong\u003eGrades 3–5\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e Fiction comprehension, inference and text evidence · \u003cstrong\u003eGrades:\u003c\/strong\u003e 3–5 · \u003cstrong\u003eFormat:\u003c\/strong\u003e One case — two-page passage, 15 multiple-choice questions, written response and full answer keys (printable PDF, color and black-and-white) · \u003cstrong\u003eTheme:\u003c\/strong\u003e Halloween — The Jack-o'-Lantern Swap\u003c\/p\u003e\n\n\u003ch3\u003eThe Case\u003c\/h3\u003e\n\u003cp\u003eThe Halloween Lantern Contest judges reach Willow Hollow Elementary at noon, and the lantern Room 12 carved for it is sitting exactly where they left it on the front steps. Same size. Same crooked grin. Same three square teeth. It is not their lantern. What follows is one hour of that morning in two places at once — the front steps, where Mr. Pell is sweeping and stops because the lantern is wrong and he cannot say how, and the loading dock, where Mrs. Duarte is signing for a delivery. Neither of them sees the whole thing. Students do.\u003c\/p\u003e\n\n\u003ch3\u003eHow the Reading Mystery Works\u003c\/h3\u003e\n\u003cp\u003eStudents take on the role of Reading Detectives. They read the passage, answer each multiple-choice question from the text, and cross off the suspect shown beneath the correct answer. Because the story runs in two places at the same time, students have to hold both threads and line the timings up — every right answer removes a name, and the last person standing made the swap.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eA \"You are a detective\" case-file page that sets the scene and the mission\u003c\/li\u003e\n\u003cli\u003eA two-page fiction passage told in two parallel locations\u003c\/li\u003e\n\u003cli\u003eThree pages of multiple-choice comprehension questions, every answer found in the text\u003c\/li\u003e\n\u003cli\u003eA sixteen-suspect line-up page for eliminating names one clue at a time\u003c\/li\u003e\n\u003cli\u003eWritten-response pages with sample answers\u003c\/li\u003e\n\u003cli\u003eA themed word search and extension activities for early finishers\u003c\/li\u003e\n\u003cli\u003eSelf-checking answer keys for every page\u003c\/li\u003e\n\u003cli\u003eFull color and ink-saving black-and-white versions\u003c\/li\u003e\n\u003cli\u003eTeacher instructions and print-and-go PDF format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSkills Covered\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eClose reading of narrative fiction\u003c\/li\u003e\n\u003cli\u003eMaking inferences from small physical details\u003c\/li\u003e\n\u003cli\u003eSequencing and tracking two timelines that overlap\u003c\/li\u003e\n\u003cli\u003eFinding and citing text evidence\u003c\/li\u003e\n\u003cli\u003eVocabulary in context\u003c\/li\u003e\n\u003cli\u003eLogical reasoning and deductive elimination as suspects are ruled out\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBest Used For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHalloween and October reading\u003c\/li\u003e\n\u003cli\u003eLiteracy centers and reading rotations\u003c\/li\u003e\n\u003cli\u003eMorning work, homework and early finishers\u003c\/li\u003e\n\u003cli\u003eSubstitute and relief days and indoor recess\u003c\/li\u003e\n\u003cli\u003eSmall-group reading and intervention\u003c\/li\u003e\n\u003cli\u003eComprehension review and test prep for Grades 3–5\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eMore From This Line\u003c\/h3\u003e\n\u003cp\u003eBrowse every \u003ca href=\"\/collections\/reading-mysteries\"\u003eReading Mystery\u003c\/a\u003e, or pair it with \u003ca href=\"\/products\/fall-autumn-reading-mystery-worksheets-grades-3-5-the-scarecrow-that-moved\"\u003eThe Scarecrow That Moved\u003c\/a\u003e and \u003ca href=\"\/products\/drawing-conclusions-reading-mystery-worksheets-grades-3-5-space-camp-rocket-case\"\u003eThe Rocket That Flew Without Us\u003c\/a\u003e.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62265380176242,"sku":"17489897","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/halloween-making-inferences-reading-comprehension-passages-and-questions-mystery.jpg?v=1788154622"}],"url":"https:\/\/kiwilandeducation.com\/collections\/halloween.oembed","provider":"Kiwiland Education","version":"1.0","type":"link"}