{"product_id":"winter-addition-subtraction-csi-math-mystery-grades-2-5-the-snow-day-snowman","title":"Winter Addition \u0026 Subtraction CSI Math Mystery | Grades 2–5 | The Snow Day Snowman","description":"\u003cp\u003eSneak winter addition and subtraction practice into a mystery your students will race to solve. School's out for a snow day, and someone has built a mystery snowman on the playground — your class has to figure out who. This printable \u003cstrong\u003eWinter Addition \u0026amp; Subtraction CSI Math Mystery\u003c\/strong\u003e is 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\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 and subtraction. No apps, no prep, no fuss.\u003c\/p\u003e\n\u003ch3\u003eQuick Details\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels:\u003c\/strong\u003e Grades 2–5 (best for 2nd–3rd; great for advanced learners 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 Addition to 100, 3-digit addition with regrouping, 2-digit subtraction with regrouping, missing numbers that add to 100 (tidy numbers), mapping with coordinates\u003cbr\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e CCSS 2.NBT.B.5, 3.NBT.A.2\u003cbr\u003e\n\u003cstrong\u003ePages:\u003c\/strong\u003e 16 pages including answer key\u003cbr\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Winter, snow days, math centers, sub plans, early finishers, 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\u003ch3\u003eCase Summary\u003c\/h3\u003e\n\u003cp\u003eSnow has been falling all night, and the magic word is finally official: snow day. But when your students arrive at the playground, there's a surprise waiting — a perfectly built snowman that nobody will take credit for. Who made it?\u003c\/p\u003e\n\u003cp\u003eTime to bundle up and take the case. Your students pull on their detective coats, grab their pencils, and start working the evidence. Every classmate is a possible snowman-builder, and the only way to clear them is to follow the math.\u003c\/p\u003e\n\u003cp\u003eClue by clue, students add their way to 100, regroup through three-digit sums, subtract their way down, hunt for the missing tidy numbers, and plot locations on a coordinate map. Each correct answer clears another suspect, until just one is left holding the carrot nose.\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\u003eAddition to 100\u003c\/li\u003e\n  \u003cli\u003e3-digit addition with regrouping\u003c\/li\u003e\n  \u003cli\u003e2-digit subtraction with regrouping\u003c\/li\u003e\n  \u003cli\u003eFinding missing numbers that add to 100 (tidy numbers)\u003c\/li\u003e\n  \u003cli\u003eMapping using coordinates\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\u003eAddition and subtraction clue pages\u003c\/li\u003e\n  \u003cli\u003eCoordinate mapping puzzle\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\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\u003eWinter and snow day math activities\u003c\/li\u003e\n  \u003cli\u003eDecember, January, and back-from-break 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 and independent work\u003c\/li\u003e\n  \u003cli\u003eHomeschool math\u003c\/li\u003e\n  \u003cli\u003eAddition and subtraction practice\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61981875241330,"sku":"4284028","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/snow-day-snowman-winter-addition-subtraction-csi-math-mystery-grades-2-5-cover.jpg?v=1782502441","url":"https:\/\/kiwilandeducation.com\/products\/winter-addition-subtraction-csi-math-mystery-grades-2-5-the-snow-day-snowman","provider":"Kiwiland Education","version":"1.0","type":"link"}