{"product_id":"1-more-1-less-10-more-10-less-mystery-detective-worksheets-grades-1-2-back-to-school","title":"1 More 1 Less 10 More 10 Less | Mystery Detective Worksheets | Grades 1–2 | Back to School","description":"\u003cp\u003e1 more 1 less and 10 more 10 less activities, place value worksheets, and mental math practice for 1st grade and 2nd grade are all included in this Mini Mystery Detective pack with a school theme. There are fifteen detective cases. Use them for math centers, morning work, early finishers or homework. It's no prep, with an answer key for every case.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Inside\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFinding 1 more and 1 less than a two-digit number: 45 and 46, 76 and 77, 98 and 99\u003c\/li\u003e\n  \u003cli\u003eFinding 10 more and 10 less than a two-digit number: 23 and 33, 62 and 72, 89 and 99\u003c\/li\u003e\n  \u003cli\u003eMixed practice on one page - 1 more, 1 less, 10 more and 10 less around the same number at once\u003c\/li\u003e\n  \u003cli\u003eReading and completing a number chart to build mental math fluency without counting on\u003c\/li\u003e\n  \u003cli\u003eUsing answers to eliminate suspects, which makes every page self-checking\u003c\/li\u003e\n  \u003cli\u003eFull answer keys for every case\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFifteen school mysteries to crack: the missing class pet, the stolen markers, the silent lunch bell, the vanished trophy, the empty book bin, the lost-and-found box, the cookie caper, the deflated ball, the muddy footprints, the missing fire key, the swapped name tags, the missing microphone, the stolen poster, the locked closet, and the missing album.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is a Mini Mystery Detective?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eA no-prep detective activity where students solve math problems to cross off suspects and unmask the culprit. Every answer matches one suspect's number. Correct answers eliminate them one by one until a single suspect is left.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhen to Use This Resource\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eWarm-ups\u003c\/li\u003e\n  \u003cli\u003eSub days\u003c\/li\u003e\n  \u003cli\u003eSmall-group intervention\u003c\/li\u003e\n  \u003cli\u003eSpiral review and test prep\u003c\/li\u003e\n  \u003cli\u003eWhole-class place value practice\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Levels\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for 1st and 2nd graders. It also gives 3rd graders more place value practice, and works for advanced kindergarteners.\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\n\u003cul\u003e\n  \u003cli\u003eNothing to prepare\u003c\/li\u003e\n  \u003cli\u003eSelf-checking\u003c\/li\u003e\n  \u003cli\u003eMysteries set around a school\u003c\/li\u003e\n  \u003cli\u003eMental math practice with some logical thinking\u003c\/li\u003e\n  \u003cli\u003eFifteen separate one-page cases\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\n\u003cp\u003eFollow Kiwiland Education to discover more Mystery Detectives, place value activities, and detective-themed stories for elementary classrooms.\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":62170873430386,"sku":"17191551","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/1-more-1-less-10-more-10-less-mystery-detective-worksheets-grades-1-2-17191551.jpg?v=1792462230","url":"https:\/\/kiwilandeducation.com\/products\/1-more-1-less-10-more-10-less-mystery-detective-worksheets-grades-1-2-back-to-school","provider":"Kiwiland Education","version":"1.0","type":"link"}