{"title":"Grade 3 Math: Fractions","description":"\u003cp\u003e3rd grade math worksheets and activities for fractions (Common Core 3.NF): printable mystery worksheets, CSI cases and digital escape rooms.\u003c\/p\u003e","products":[{"product_id":"fractions-csi-mystery-grades-3-6-fraction-finders-the-jungle-quest","title":"Fractions CSI Mystery Worksheets | Grades 3–6 | Fraction Finders: The Jungle Quest","description":"\u003cp\u003eCSI Mystery Detective work on fractions: equivalent fractions, ordering fractions, simplest form and improper fractions to mixed numbers, as jungle-themed CSI math worksheets for 4th grade, 5th grade and 6th grade in November. Deep in the jungle sits a ruined temple full of forks, drops and traps, and everyone who went for the treasure is still in there, because every turn is decided by a fraction. Students compare fractions to send the pulley lift up or down, order fractions to find the safe route, and convert an improper fraction to settle the final distance, crossing a suspect off at every stage. Print in color or black and white and go, with answer keys for the whole mystery.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eThe Case: The Jungle Quest\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDeep in the jungle your students find a ruined temple that has been standing since long before anyone kept records. The local tribe know about it, and they know about the treasure inside, but none of them will go near it. Everyone who has tried is still in there. The temple is full of forks, drops and traps, and every one of them is decided by a fraction.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's Inside\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eEquivalent fractions used to decide which way to turn at a statue\u003c\/li\u003e\n  \u003cli\u003eComparing fractions to work out whether to ascend or descend a pulley lift\u003c\/li\u003e\n  \u003cli\u003eConverting fractions to their simplest form to get past an obstacle\u003c\/li\u003e\n  \u003cli\u003eOrdering fractions to find the safe route through\u003c\/li\u003e\n  \u003cli\u003eConverting improper fractions to mixed numbers to settle the final distance\u003c\/li\u003e\n  \u003cli\u003eFull color and black-and-white versions of every page\u003c\/li\u003e\n  \u003cli\u003eAnswer keys for the whole case\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat Is a CSI Mystery Detective Case?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eA CSI Mystery Detective case is math practice with a culprit at the end of it. Students work the page, each correct answer rules a suspect out, and the case closes when one name is left. It runs like a math escape room stripped of the props - no locks, no app, no prep - and it is much harder to coast through than ordinary math worksheets, because the arithmetic has to hold or nothing lines up. Run it as a math activity, in math centers, or as detective activities for early finishers.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhen to Use This Resource\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFraction review before or after a unit test\u003c\/li\u003e\n  \u003cli\u003eMath centers, early finishers and independent work\u003c\/li\u003e\n  \u003cli\u003eEmergency sub plans that run themselves\u003c\/li\u003e\n  \u003cli\u003eEnd of year review, when attention is thin and the work still has to happen\u003c\/li\u003e\n  \u003cli\u003eWhole-class detective sessions, small groups or partner work\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eGrade Levels\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt for 5th grade, and it works across 4th grade and 6th grade depending on where your class is with fractions. Fourth graders usually need support on the improper fraction pages and pair up for them; sixth graders finish it inside a lesson and treat it as revision.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy Teachers Love CSI Mystery Detective Cases\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eZero prep - print and hand out\u003c\/li\u003e\n  \u003cli\u003eSelf-checking by design, because a wrong answer breaks the deduction\u003c\/li\u003e\n  \u003cli\u003eFraction practice students will actually finish\u003c\/li\u003e\n  \u003cli\u003eWorks as a whole lesson, a center, or a filler for an awkward afternoon\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLove this resource?\u003c\/p\u003e\n\n\u003cp\u003eFollow Kiwiland Education for new detective cases, seasonal math activities and updates on discounts and new releases.\u003c\/p\u003e\n\n\u003cp\u003e\u003ca href=\"https:\/\/www.teacherspayteachers.com\/Sellers-Im-Following\/Add\/Kiwiland\" target=\"_blank\" rel=\"noopener\"\u003eFollow Kiwiland Education on TPT ↗\u003c\/a\u003e\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61951432917362,"sku":"4511750","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/equivalent-improper-ordering-fractions-jungle-quest-csi-mystery-detective-4511750.jpg?v=1792459553"},{"product_id":"fractions-csi-mystery-grades-3-6-fraction-finders-the-desert-quest","title":"Fractions CSI Mystery Worksheets | Grades 3–6 | Fraction Finders: The Desert Quest","description":"\u003cp\u003e4th grade, 5th grade and 6th grade fractions practice, with middle school students well within range, in a CSI Mystery Detective case set inside an Egyptian tomb this April. Simplest form, ordering fractions and converting improper fractions to mixed numbers decide every turn, and these CSI math worksheets make a fraction mystery out of what is usually a slog. Something out past the edge of the city has been opened that should have stayed shut, and your students are already inside. It prints in color or black and white with nothing to set up, and answer keys are included. Every turn is settled by a correct fraction, and each right answer crosses another suspect off.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eThe Case: The Desert Quest\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eYou come off the plane in Egypt into heat and dust, and there is already a commotion at the desk. While the adults sort out transport, your students find out what the commotion is about: something has been opened that was not supposed to be, out past the edge of the city. By the time anyone notices they are gone, they are already inside it.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's Inside\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFraction problems that decide which way to turn at the first junction\u003c\/li\u003e\n  \u003cli\u003eA matching page that settles whether to climb the ladder up or down\u003c\/li\u003e\n  \u003cli\u003eConverting fractions to their simplest form to get past a trap\u003c\/li\u003e\n  \u003cli\u003eOrdering fractions to work out where to turn at the throne room\u003c\/li\u003e\n  \u003cli\u003eConverting improper fractions to mixed numbers to settle the final distance\u003c\/li\u003e\n  \u003cli\u003eFull color and black-and-white versions of every page\u003c\/li\u003e\n  \u003cli\u003eAnswer keys for the whole case\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat Is a CSI Mystery Detective Case?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhat a CSI Mystery Detective case adds to a page of math is a reason to be right. Every correct answer removes a suspect from the line-up; every wrong one leaves a culprit who cannot exist. It is a math escape room without locks, apps or preparation - print it and hand it out. That is the difference between detective activities and ordinary math worksheets: the marking happens as the class goes. It fills a whole math activity, sits neatly in math centers, and works as a sub plan.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhen to Use This Resource\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFraction review before or after a unit test\u003c\/li\u003e\n  \u003cli\u003eAn ancient Egypt topic, alongside your history and reading work\u003c\/li\u003e\n  \u003cli\u003eMath centers, early finishers and independent work\u003c\/li\u003e\n  \u003cli\u003eEmergency sub plans that run themselves\u003c\/li\u003e\n  \u003cli\u003eEnd of year review, when attention is thin and the work still has to happen\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eGrade Levels\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt for 5th grade, and it works across 4th grade and 6th grade depending on where your class is with fractions. Fourth graders usually need support on the improper fraction pages; sixth graders finish it inside a lesson and treat it as revision.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy Teachers Love CSI Mystery Detective Cases\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eZero prep - print and hand out\u003c\/li\u003e\n  \u003cli\u003eSelf-checking by design, because a wrong answer breaks the deduction\u003c\/li\u003e\n  \u003cli\u003eFraction practice students will actually finish\u003c\/li\u003e\n  \u003cli\u003eWorks as a whole lesson, a center, or a filler for an awkward afternoon\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLove this resource?\u003c\/p\u003e\n\n\u003cp\u003eFollow Kiwiland Education for new detective cases, seasonal math activities and updates on discounts and new releases.\u003c\/p\u003e\n\n\u003cp\u003e\u003ca href=\"https:\/\/www.teacherspayteachers.com\/Sellers-Im-Following\/Add\/Kiwiland\" target=\"_blank\" rel=\"noopener\"\u003eFollow Kiwiland Education on TPT ↗\u003c\/a\u003e\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61951770526066,"sku":"4378254","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/fraction-finders-desert-quest-csi-mystery-detective-grades-3-6-4378254.jpg?v=1792459543"},{"product_id":"fractions-csi-mystery-grades-3-6-fraction-finders-the-city-quest","title":"Fractions CSI Mystery Worksheets | Grades 3–6 | Fraction Finders: The City Quest","description":"\u003cp\u003eFraction word problems, simplest form and mixed numbers for 5th grade, run as a CSI Mystery Detective treasure quest under the city. The tunnels are dark and full of decisions, and every one is settled by a fraction: word problems decide which way to turn, simplest form gets students past the traps, and improper fractions turned into mixed numbers tell them how far is left to walk. The CSI math worksheets come in color and black and white with answer keys, ready to print for February. Students circle letters on a grid using fraction answers to reveal a direction, and one last fraction problem settles the mystery.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eThe Case: The City Quest\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThere has always been talk of treasure somewhere under the city. Plenty of people have gone looking for it over the years, and none of them have come back to say whether the stories are true. Your students have decided to go anyway. The passages below the city are dark and full of decisions, and the only thing down there that can be trusted is the math.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's Inside\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFraction word problems that decide which way to turn at a junction\u003c\/li\u003e\n  \u003cli\u003eCircling letters on a grid using fraction answers to reveal a direction\u003c\/li\u003e\n  \u003cli\u003eConverting fractions to their simplest form to get past the traps\u003c\/li\u003e\n  \u003cli\u003eConverting improper fractions to mixed numbers and reading the whole number\u003c\/li\u003e\n  \u003cli\u003eA final fraction problem that settles how far there is left to walk\u003c\/li\u003e\n  \u003cli\u003eFull color and black-and-white versions of every page\u003c\/li\u003e\n  \u003cli\u003eAnswer keys for the whole case\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat Is a CSI Mystery Detective Case?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eA CSI Mystery Detective case is what a math escape room becomes when you take the locks away and keep the deduction. Students solve, strike a suspect off the line-up, and keep narrowing until one name is left. Nothing to cut, nothing to install, nothing to prepare. Unlike ordinary math worksheets it cannot be drifted through, because an error leaves more than one suspect standing and the class can see it. A math activity that fills a lesson, suits math centers, and works as detective activities for early finishers.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhen to Use This Resource\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFraction review before or after a unit test\u003c\/li\u003e\n  \u003cli\u003eMath centers, early finishers and independent work\u003c\/li\u003e\n  \u003cli\u003eEmergency sub plans that run themselves\u003c\/li\u003e\n  \u003cli\u003eEnd of year review, when attention is thin and the work still has to happen\u003c\/li\u003e\n  \u003cli\u003eWhole-class detective sessions, small groups or partner work\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eGrade Levels\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt for 5th grade, and it works across 4th grade and 6th grade depending on where your class is with fractions. Fourth graders usually need support on the improper fraction pages; sixth graders finish it inside a lesson and treat it as revision.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy Teachers Love CSI Mystery Detective Cases\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eZero prep - print and hand out\u003c\/li\u003e\n  \u003cli\u003eSelf-checking by design, because a wrong answer breaks the deduction\u003c\/li\u003e\n  \u003cli\u003eFraction practice students will actually finish\u003c\/li\u003e\n  \u003cli\u003eWorks as a whole lesson, a center, or a filler for an awkward afternoon\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLove this resource?\u003c\/p\u003e\n\n\u003cp\u003eFollow Kiwiland Education for new detective cases, seasonal math activities and updates on discounts and new releases.\u003c\/p\u003e\n\n\u003cp\u003e\u003ca href=\"https:\/\/www.teacherspayteachers.com\/Sellers-Im-Following\/Add\/Kiwiland\" target=\"_blank\" rel=\"noopener\"\u003eFollow Kiwiland Education on TPT ↗\u003c\/a\u003e\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61952471499122,"sku":"4553307","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/fraction-word-problems-city-quest-csi-mystery-detective-grades-3-6-4553307.jpg?v=1792459542"},{"product_id":"simplifying-fractions-digital-escape-room-equivalent-fractions-math-activity-grades-3-7-fraction-monster","title":"Simplifying Fractions Digital Escape Room | Equivalent Fractions Math Activity | Grades 3–7 | Fraction Monster","description":"\u003cp\u003e\u003cstrong\u003eA Fraction Monster has split the world into mismatched parts\u003c\/strong\u003e — this Simplifying Fractions Digital Escape Room turns fraction practice into a story-based rescue mission against the clock. Students become Fraction Finders, simplify and match equivalent fractions, and use each answer to crack a code and repair the world.\u003c\/p\u003e\u003cp\u003eIt's fully interactive and self-checking, so a wrong answer never opens the lock — engagement up, grading down. Built for Grades 3–7 and ready to play in any browser.\u003c\/p\u003e\u003ch3\u003eQuick details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade levels:\u003c\/strong\u003e 3–7 (fractions review \u0026amp; test prep)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Interactive digital escape room, browser-based\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResource type:\u003c\/strong\u003e No-prep review game \/ math center\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkill focus:\u003c\/strong\u003e Simplifying fractions \u0026amp; equivalent fractions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTech needed:\u003c\/strong\u003e Any device with a web browser (1:1 or shared screen)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThe mission\u003c\/h3\u003e\u003cp\u003eThe Fraction Monster has caused chaos by splitting the world into mismatched parts. Students take on the role of Fraction Finders and solve 6 clues — simplifying fractions to lowest terms and matching equivalent fractions — with each clue revealing a code that repairs another piece of the world. Crack them all to defeat the monster and escape.\u003c\/p\u003e\u003ch3\u003eHow the escape room works\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOpen the private link in any browser — no app, login, or subscription\u003c\/li\u003e\n\u003cli\u003eStudents solve 6 animated fraction clues in sequence\u003c\/li\u003e\n\u003cli\u003eEach correct answer reveals a code that unlocks the next part of the story\u003c\/li\u003e\n\u003cli\u003eWrong answers won't open the lock, so it self-checks\u003c\/li\u003e\n\u003cli\u003eCrack the final code to repair the world and win\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFully interactive digital escape room hosted on a private site\u003c\/li\u003e\n\u003cli\u003e6 story-based clues on simplifying and matching equivalent fractions\u003c\/li\u003e\n\u003cli\u003eAnimated, themed challenges with randomized answers for replayability\u003c\/li\u003e\n\u003cli\u003eNo Boom Cards, Google Slides, logins, or subscriptions\u003c\/li\u003e\n\u003cli\u003eA PDF with your private access link to share via Google Classroom, email, or your LMS\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSkills covered\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSimplifying fractions to lowest terms\u003c\/li\u003e\n\u003cli\u003eIdentifying and matching equivalent fractions\u003c\/li\u003e\n\u003cli\u003eRecognizing fractions from visual models\u003c\/li\u003e\n\u003cli\u003eApplying fraction reasoning in a problem-solving context\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBest used for\u003c\/h3\u003e\u003cp\u003eMath centers, tech time, early finishers, sub plans, homeschool, test prep, end-of-unit review, and distance learning.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default","offer_id":61957787255154,"sku":"15693554","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/simplifying-fractions-digital-escape-room-1.jpg?v=1781938983"},{"product_id":"fractions-on-a-number-line-digital-escape-room-math-activity-grades-3-4","title":"Fractions on a Number Line Digital Escape Room | Math Activity | Grades 3–4","description":"\u003cp\u003eLock the lesson and hand over a link. This animated, self-checking digital escape room turns fractions on a number line into a high-stakes spy mission your students will race to finish.\u003c\/p\u003e\u003cp\u003eNo printing, no logins, no prep — just send the private link and let your agents read the line.\u003c\/p\u003e\u003ch3\u003eQuick details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade levels:\u003c\/strong\u003e 3–4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e interactive, browser-based escape room\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResource type:\u003c\/strong\u003e no-prep digital review game\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkill focus:\u003c\/strong\u003e identifying and placing fractions on a number line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTech needed:\u003c\/strong\u003e any device with a web browser\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThe mission\u003c\/h3\u003e\u003cp\u003eYour agents are tracking a target through a locked-down building. Each checkpoint shows a number line — identify the fraction correctly to reveal the code and move ahead. One wrong answer and the door holds.\u003c\/p\u003e\u003ch3\u003eHow the escape room works\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOpen the private link — no app, no login, no account.\u003c\/li\u003e\n\u003cli\u003eSolve each animated number-line challenge.\u003c\/li\u003e\n\u003cli\u003eA correct answer reveals the next code; wrong answers won't unlock the door.\u003c\/li\u003e\n\u003cli\u003eCrack the final code to complete the mission and escape.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAn interactive escape room hosted on a private site (animated, with randomized answers for replayability).\u003c\/li\u003e\n\u003cli\u003eNo Boom Cards, Google Slides, logins, or subscriptions required.\u003c\/li\u003e\n\u003cli\u003eA PDF containing the private access link to share via Google Classroom, email, or any LMS.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSkills covered\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIdentifying fractions on a number line\u003c\/li\u003e\n\u003cli\u003ePlacing fractions at the correct point\u003c\/li\u003e\n\u003cli\u003eUnderstanding equal partitions between whole numbers\u003c\/li\u003e\n\u003cli\u003eRecognizing equivalent fractions on a line\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBest used for\u003c\/h3\u003e\u003cp\u003eMath centers, tech time, early finishers, sub plans, homeschool, test prep, end-of-unit review, and distance learning.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61961727967602,"sku":"11247403","price":3.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/fractions-on-a-number-line-digital-escape-room-1.jpg?v=1782084911"},{"product_id":"fractions-of-a-set-mystery-detective-worksheets-grades-3-4-bar-models","title":"Fractions of a Set | Mystery Detective Worksheets | Grades 3–4 | Bar Models","description":"\u003cp\u003eFractions of a set worksheets, fraction of a group practice, and finding a fraction of a number activities for 3rd grade are all included in this no prep Mini Mystery Detective pack of math worksheets. Students work out a fraction of an amount, then use their answers to track down the villain. Completely no prep - just print and go.\u003c\/p\u003e\n\n\u003cp\u003eFive detective cases build from halves, thirds and quarters right through to sixths and eighths, then finish with word problems. Best of all, the pages check themselves - a wrong answer stops the mystery in its tracks, so students go back and find their own mistake before it ever reaches your marking pile.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's Inside\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eFive printable cases with full answer keys, covering:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eUnit fractions of a set: 1\/2 of 24, 1\/3 of 18, 1\/4 of 20\u003c\/li\u003e\n  \u003cli\u003eNon-unit fractions of an amount: 2\/3 of 27, 3\/4 of 48, 5\/6 of 66, 7\/8 of 96\u003c\/li\u003e\n  \u003cli\u003eDividing to find one equal share, then multiplying to find the rest\u003c\/li\u003e\n  \u003cli\u003eReading and shading bar models to picture the fraction\u003c\/li\u003e\n  \u003cli\u003eFraction of a number word problems with no model to lean on\u003c\/li\u003e\n  \u003cli\u003eMultiplication and division facts inside 100, used in a real context\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe five cases: The Sharpener Shift, The Stapler Switch, The Tape Roll Riddle, The Reading Lamp Case and The Globe Room Gap.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is a Mini Mystery Detective?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eA Mystery Detective is a print-and-solve detective activity - an escape room without the locks, the keys or the setup. Every suspect wears a numbered ID badge. Students solve a problem, find the suspect whose badge matches, and cross that name off. Keep going and one suspect is left standing: the villain.\u003c\/p\u003e\n\n\u003cp\u003eThat is what makes these pages self-checking, and what keeps a class working long after a plain worksheet would have been abandoned.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhen to Use This Resource\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eMath centers and rotations during a fractions unit\u003c\/li\u003e\n  \u003cli\u003eMorning work and bell ringers\u003c\/li\u003e\n  \u003cli\u003eIndependent practice while you run a small group\u003c\/li\u003e\n  \u003cli\u003eHomework that a child can check themselves\u003c\/li\u003e\n  \u003cli\u003eReview before a fractions test or assessment\u003c\/li\u003e\n  \u003cli\u003eSmall group and intervention work on fraction of a set\u003c\/li\u003e\n  \u003cli\u003eAnyone who finishes the main task before everybody else\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eGrade Levels\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for 3rd grade, and it works just as well in 4th grade as review or as a bridge into multiplying a fraction by a whole number. Also beneficial for struggling 5th graders who need the bar model back, and for advanced 2nd graders ready to move on from naming fractions to finding them.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy Teachers Love Mystery Detectives\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eZero prep - print and hand out\u003c\/li\u003e\n  \u003cli\u003eSelf-checking, so mistakes get caught by the student, not at marking time\u003c\/li\u003e\n  \u003cli\u003eThe detective hook holds attention on a topic children usually rush\u003c\/li\u003e\n  \u003cli\u003eDifficulty builds case by case, so one pack covers a whole unit\u003c\/li\u003e\n  \u003cli\u003ePrints clean in black and white\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLove this resource?\u003c\/p\u003e\n\u003cp\u003eFollow Kiwiland Education to discover more Mystery Detective packs, no-prep math activities, and detective-themed stories for the classroom.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.teacherspayteachers.com\/Sellers-Im-Following\/Add\/Kiwiland\" target=\"_blank\" rel=\"noopener\"\u003eFollow Kiwiland Education on TPT ↗\u003c\/a\u003e\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62264569561458,"sku":"17493560","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/fractions-of-a-set-worksheets-3rd-grade-bar-model-mystery-detective-activity-17493560.jpg?v=1792461527"},{"product_id":"fractions-on-a-number-line-mystery-detective","title":"Fractions on a Number Line | Mystery Detective Worksheets | Grades 3–5 | Railway","description":"\u003cp\u003eFractions on a number line is the whole focus of these 3rd grade worksheets. There are ten CSI Mini Mystery Detective math cases in the pack, all with a train theme, and they cover unit fractions, fractions greater than 1 and whole numbers as fractions. It's 3.NF.A.2 practice that suits math centers, morning work and homework, and it makes good early finisher work too. You don't need to prep anything, and each case comes with its answer key.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eEach page has four stretches of railroad track drawn as fraction number lines, with lettered points along them. Students count the equal parts from 0, write the fraction for each point, and cross off the suspect who has that fraction. No two fractions on a page are equal, which means every answer matches just one suspect. It's student-led marking, and the last name left on the list is the villain.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Inside\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e10 one-page cases. Each has four number lines with 20 lettered points to name, and every case has an answer key\u003c\/li\u003e\n  \u003cli\u003eNumber lines in halves, thirds, fourths, sixths and eighths, running to 1, 2 or 3\u003c\/li\u003e\n  \u003cli\u003eA number line reference page you can project or copy\u003c\/li\u003e\n  \u003cli\u003eContents page, teacher instructions, a case log and a certificate\u003c\/li\u003e\n  \u003cli\u003e30 pages, black and white\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Midnight Mail Train\u003c\/strong\u003e - a sack of gold coins gone from the mail train\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Stolen Steam Whistle\u003c\/strong\u003e - a golden whistle taken from a museum engine\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Empty Ticket Box\u003c\/strong\u003e - the ticket office cash box found empty\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Switched Signals\u003c\/strong\u003e - the royal express sent onto a side track\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Inventor's Suitcase\u003c\/strong\u003e - secret plans swapped for a case of bricks\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Dining Car Diamond\u003c\/strong\u003e - a diamond necklace gone when the lights went out\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Runaway Engine\u003c\/strong\u003e - a steam engine rolling away down the hill\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Fake Timetable\u003c\/strong\u003e - fake timetables at every station\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Tunnel Smugglers\u003c\/strong\u003e - crates vanishing in Black Rock Tunnel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Last Stop\u003c\/strong\u003e - the gang boss and the last train out of town\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhen to Use This Resource\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCases 1 to 3 place fractions between whole numbers, and the first line in Case 1 is a simple fourths line from 0 to 1, which makes it a good first case once you've introduced fractions on a number line. Cases 4 to 6 add points that land on whole numbers, like 4\/4 and 6\/3. Cases 7 and 8 put most points past 1. In the last two cases some lines only show 0 and the end number, and students count the parts on their own. The pack also fits small groups, bell ringers, sub days and homeschool, and 4th grade teachers can use it for fraction review.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMade for 3rd grade (3.NF.A.2). It's also useful for 4th graders who need a refresher on fractions on a number line.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Teachers Love Mystery Detectives\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNo prep. Print a case and hand it out\u003c\/li\u003e\n  \u003cli\u003eStudents check their own answers as they cross off suspects\u003c\/li\u003e\n  \u003cli\u003eEvery number line is drawn to scale with equal parts\u003c\/li\u003e\n  \u003cli\u003eThere are never two equal fractions on the same page\u003c\/li\u003e\n  \u003cli\u003eBlack and white pages that photocopy well\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWant more cases like these?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFollow Kiwiland Education to discover more CSI Mini Mystery Detective cases, no-prep math activities, and detective-themed printables for elementary classrooms.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.teacherspayteachers.com\/Sellers-Im-Following\/Add\/Kiwiland\"\u003ehttps:\/\/www.teacherspayteachers.com\/Sellers-Im-Following\/Add\/Kiwiland\u003c\/a\u003e\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62593069121906,"sku":"17964825","price":4.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/fractions-on-a-number-line-3rd-grade-math-worksheets-unit-fractions-mystery.jpg?v=1792612238"},{"product_id":"comparing-fractions-mystery-detective","title":"Comparing Fractions | Mystery Detective Worksheets | Grades 3–6 | Space","description":"\u003cp\u003eComparing fractions worksheets and benchmark fractions practice for 4th grade make up this no prep CSI Mini Mystery Detective math pack of ten printable cases with a space theme. It's fraction practice for comparing fractions with unlike denominators, the same numerator or the same denominator. Use these math activities in math centers, for morning work or homework, or with early finishers. Answer keys are included.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eEvery case takes place on a space station, with fuel tanks, food packs and star maps to compare. Students write their answer, find that fraction on a suspect badge and cross the name off. That makes each page self-checking. On most questions both fractions appear somewhere on the suspect list, and students have to compare to find the right one.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Inside\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTen one-page detective cases on comparing fractions, each with an answer key\u003c\/li\u003e\n  \u003cli\u003eFive cases that ask for the GREATER fraction and five that ask for the LESSER fraction, clearly marked on every page\u003c\/li\u003e\n  \u003cli\u003eCases that build from same denominator and same numerator to matching denominators, benchmark fractions and mixed pages\u003c\/li\u003e\n  \u003cli\u003eA reference page with a worked example for every strategy\u003c\/li\u003e\n  \u003cli\u003eA contents page, teacher instructions, a detective case log and a certificate of achievement\u003c\/li\u003e\n  \u003cli\u003e30 black and white pages, ready to print\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Drained Fuel Tank\u003c\/strong\u003e - same denominator, write the greater\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Stolen Space Food\u003c\/strong\u003e - same denominator, write the lesser\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Drifting Satellite\u003c\/strong\u003e - same numerator, write the greater\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Moon Buggy Joyride\u003c\/strong\u003e - same numerator, write the lesser\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Scrambled Star Map\u003c\/strong\u003e - make the denominators match\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Silent Radio Dish\u003c\/strong\u003e - matching denominators, write the lesser\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Uninvited UFO\u003c\/strong\u003e - compare to one half and one whole\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Green Goo Spill\u003c\/strong\u003e - benchmark fractions, write the lesser\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Shuttle Lockout\u003c\/strong\u003e - mixed strategies, write the greater\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Asteroid Alarm\u003c\/strong\u003e - mixed strategies, write the lesser\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhen to Use This Resource\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe ten cases start with same denominators and same numerators, then move to matching denominators, benchmark fractions and mixed strategies. You can run the pack alongside a comparing fractions unit from the first lesson to the last. Each strategy has a greater case and a lesser case, which gives two rounds of practice. Every page stands on its own and works as a quick check. Other places it fits: guided math groups, sub plans, fraction review before a test, and back to school practice.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWritten for 4th grade, where comparing fractions with different numerators and denominators is taught. The first four cases suit 3rd graders comparing fractions with the same numerator or the same denominator, and the whole pack is a quick review for 5th graders before adding and subtracting fractions.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Teachers Love Mystery Detectives\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrint and hand out. There's nothing to prep.\u003c\/li\u003e\n  \u003cli\u003eSelf-checking. A right answer crosses off a suspect.\u003c\/li\u003e\n  \u003cli\u003eGreater and lesser cases side by side\u003c\/li\u003e\n  \u003cli\u003eA space station story in every case\u003c\/li\u003e\n  \u003cli\u003ePrints in black and white\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWant more cases like these?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFollow Kiwiland Education to discover more CSI Mini Mystery Detective cases, no-prep math activities, and detective-themed printables for elementary classrooms.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.teacherspayteachers.com\/Sellers-Im-Following\/Add\/Kiwiland\"\u003ehttps:\/\/www.teacherspayteachers.com\/Sellers-Im-Following\/Add\/Kiwiland\u003c\/a\u003e\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62593088160114,"sku":"17727106","price":4.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/comparing-fractions-4th-grade-math-worksheets-mystery-detective_69124040-eba4-4b39-b6e7-d83abe40fe83.jpg?v=1792612695"},{"product_id":"equivalent-fractions-mystery-detective","title":"Equivalent Fractions | Mystery Detective Worksheets | Grades 3–6 | Bakery","description":"\u003cp\u003eEquivalent fractions worksheets and fraction practice fill this 4th grade math CSI Mini Mystery Detective pack of ten no prep math activities with a bakery theme. They cover the whole equivalent fractions unit, including the missing numerator or denominator, simplifying, and tenths and hundredths. Use these fraction activities for math centers, morning work, small group review, homework and early finishers. There's an answer key for every case.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eEvery case is set in a bakery, with cakes and pies cut into equal slices. Students see the same amount cut into different sized pieces on every page. Students find each missing number, match it to a suspect and cross that name off, which means they check their own multiplying as they work. Each page is self-checking.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Inside\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTen one-page detective cases on equivalent fractions, each with an answer key\u003c\/li\u003e\n  \u003cli\u003eCases that build from the missing numerator to the missing denominator, working backwards, tenths and hundredths, and mixed pages\u003c\/li\u003e\n  \u003cli\u003eA reference page showing how to multiply up, divide down, and why adding the difference gives the wrong answer\u003c\/li\u003e\n  \u003cli\u003eA contents page, teacher instructions, a detective case log and a certificate of achievement\u003c\/li\u003e\n  \u003cli\u003e30 black and white pages, ready to print\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe Cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Sliced Birthday Cake\u003c\/strong\u003e - finding the missing numerator\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Missing Cherries\u003c\/strong\u003e - missing numerators with bigger numbers\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Wobbly Wedding Cake\u003c\/strong\u003e - finding the missing denominator\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Wrong Candles\u003c\/strong\u003e - more missing denominators\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Sunken Sponge\u003c\/strong\u003e - working backwards by dividing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Empty Pie\u003c\/strong\u003e - simplifying to find the missing number\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Sprinkle Spill\u003c\/strong\u003e - tenths and hundredths\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Leaning Tower\u003c\/strong\u003e - missing number on the top or bottom\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Heart Mix-Up\u003c\/strong\u003e - multiplying up and dividing down\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThe Grand Opening\u003c\/strong\u003e - mixed review\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhen to Use This Resource\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe cases move from the missing numerator to the missing denominator, then working backwards, tenths and hundredths, and mixed pages. You can hand out one case at a time through the unit, or pull a single page when a group needs more practice. The early cases suit students meeting equivalent fractions for the first time, and the later ones stretch a class that is ready to work in both directions. You can also use it for guided math, sub plans, test prep and end of year fraction review.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWritten for 4th grade, where equivalent fractions and tenths to hundredths are taught. The first cases also suit 3rd graders learning simple equivalent fractions, and the whole pack makes a quick review for 5th graders before adding fractions with unlike denominators.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Teachers Love Mystery Detectives\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrint and hand out\u003c\/li\u003e\n  \u003cli\u003eStudents check their own multiplying with the suspect list\u003c\/li\u003e\n  \u003cli\u003eLeveled cases for different students\u003c\/li\u003e\n  \u003cli\u003eA bakery story with cakes, pies and cherries\u003c\/li\u003e\n  \u003cli\u003eBlack and white pages\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWant more cases like these?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFollow Kiwiland Education to discover more CSI Mini Mystery Detective cases, no-prep math activities, and detective-themed printables for elementary classrooms.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.teacherspayteachers.com\/Sellers-Im-Following\/Add\/Kiwiland\"\u003ehttps:\/\/www.teacherspayteachers.com\/Sellers-Im-Following\/Add\/Kiwiland\u003c\/a\u003e\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62593088455026,"sku":"17727130","price":4.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/equivalent-fractions-worksheet-4th-grade-math-practice-mystery-detective.jpg?v=1792612766"}],"url":"https:\/\/kiwilandeducation.com\/collections\/math-3-nf.oembed","provider":"Kiwiland Education","version":"1.0","type":"link"}