{"title":"Grade 1 Math: Geometry","description":"\u003cp\u003e1st grade math worksheets and activities for geometry (Common Core 1.G): printable mystery worksheets, CSI cases and digital escape rooms.\u003c\/p\u003e","products":[{"product_id":"3d-shape-attributes-digital-escape-room-geometry-activity-grades-2-4-valentines-day","title":"3D Shape Attributes Digital Escape Room | Geometry Activity | Grades 2–4 | Valentine's Day","description":"\u003cp\u003e\u003cstrong\u003eCount the faces, edges, and vertices to break free\u003c\/strong\u003e — this 3D Shape Attributes Digital Escape Room sends students through a Valentine's Day challenge, identifying solid shapes by their properties to crack each code and escape.\u003c\/p\u003e\u003cp\u003eIt's fully digital and self-checking, so wrong answers won't open the lock and there's nothing for you to grade. Built for Grades 2–4 with a Valentine's Day theme. Open it in any browser — no app, login, or subscription.\u003c\/p\u003e\u003ch3\u003eQuick details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade levels:\u003c\/strong\u003e 2–4 (3D shape attributes)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Interactive, browser-based digital escape room\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResource type:\u003c\/strong\u003e No-prep, self-checking geometry activity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkill focus:\u003c\/strong\u003e Attributes and properties of 3D shapes\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\u003eThe Valentine's vault is sealed behind a set of solid shapes. Students identify faces, edges, vertices, and shape names — answer correctly and the codes appear, one puzzle at a time.\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\u003eSolve each 3D shape challenge to reveal a code\u003c\/li\u003e\n\u003cli\u003eEnter the code to unlock the next stage — wrong answers won't open it\u003c\/li\u003e\n\u003cli\u003eThe room self-checks, so students get instant feedback\u003c\/li\u003e\n\u003cli\u003eCrack the final code to escape\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAn interactive digital escape room hosted on a private site\u003c\/li\u003e\n\u003cli\u003eAnimated, self-checking puzzles 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\u003eNaming common 3D shapes\u003c\/li\u003e\n\u003cli\u003eCounting faces, edges, and vertices\u003c\/li\u003e\n\u003cli\u003eComparing shape attributes\u003c\/li\u003e\n\u003cli\u003eConnecting 2D faces to 3D solids\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBest used for\u003c\/h3\u003e\u003cp\u003eMath centers, tech time, early finishers, sub plans, Valentine's Day and February review, homeschool, and distance learning.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61958407487858,"sku":"10960796","price":3.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/valentines-day-3d-shape-attributes-digital-escape-room-1.jpg?v=1781989777"},{"product_id":"2d-shapes-digital-escape-room-geometry-activity-grades-2-4","title":"2D Shapes Digital Escape Room | Geometry Activity | Grades 2–4","description":"\u003cp\u003eLock the lesson and hand over a link. This animated, self-checking digital escape room turns identifying 2D shapes and their attributes into a high-stakes space 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 crew name every shape.\u003c\/p\u003e\u003ch3\u003eQuick details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade levels:\u003c\/strong\u003e 2–4\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 recognizing 2D shapes and their attributes (sides and vertices)\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 crew is locked inside a space station and every door scanner asks about a different shape. Identify the 2D shape or its attributes correctly to reveal the code — get it wrong and the door stays sealed.\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 shape 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 2D shapes by name\u003c\/li\u003e\n\u003cli\u003eCounting sides and vertices\u003c\/li\u003e\n\u003cli\u003eRecognizing shape attributes\u003c\/li\u003e\n\u003cli\u003eDistinguishing similar shapes\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, review, and distance learning.\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":61961728033138,"sku":"11437473","price":3.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/2d-shapes-digital-escape-room-1.jpg?v=1782085181"},{"product_id":"2d-shapes-geometry-csi-mystery","title":"2D Shapes Geometry CSI Mystery Worksheets | Grades 1–6 | Shape Investigation","description":"\u003cp\u003e2nd grade and 3rd grade CSI math worksheets on 2D shapes for February, a CSI Mystery Detective geometry mystery that runs on sides, edges, quadrilaterals and measuring height in inches. It works as a winter math activity when the class needs fun math worksheets that still count as real geometry practice. Every page comes in color and black and white; only the final cut-and-rearrange page needs scissors. A shape has done something and the only witnesses are other shapes. Students decode the opening message, shade every shape with four sides to build the line-up, measure each one and count the squares in a composite figure until a single suspect is left.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eThe Case: The Geometry Investigation\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eA shape has done something and the only witnesses are other shapes, which makes the descriptions unusually precise and completely useless at the same time. Your students take it stage by stage: decode the first message, work out how many sides the culprit has, put the four-sided shapes in a line-up, measure them, and see which one is left when the measurements are in.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's Inside\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eA letter-and-number cipher that decodes the opening message\u003c\/li\u003e\n  \u003cli\u003eListing and drawing as many four-sided shapes as your students can name\u003c\/li\u003e\n  \u003cli\u003eShading every shape with four sides, also called edges, to build the suspect list\u003c\/li\u003e\n  \u003cli\u003eMeasuring the height of each shape in inches to narrow the line-up\u003c\/li\u003e\n  \u003cli\u003eCounting how many squares appear in a composite figure\u003c\/li\u003e\n  \u003cli\u003eA cut-and-rearrange page where the pieces have to make a square\u003c\/li\u003e\n  \u003cli\u003eFull color and black-and-white versions of every page, and answer keys\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 worksheets with a verdict attached. The class is handed a crime and a line-up, and every correct answer removes one suspect until a single name remains. It behaves like a math escape room with the locks, the app and the prep taken out. And because only right answers eliminate anybody, detective activities check themselves as the class works. It fills a whole math activity, works in math centers, and holds up 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\u003eIntroducing or consolidating 2D shapes and their properties\u003c\/li\u003e\n  \u003cli\u003eMeasuring practice with a reason behind it\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\u003eBack-to-school weeks and end of year review\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 2nd grade and 3rd grade. Second graders usually need the measuring page talked through once before they start; third graders run the whole investigation independently. It also suits 1st grade students who are ahead on shape names and ready for something longer.\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\u003eAlmost no prep - print, and one page needs scissors\u003c\/li\u003e\n  \u003cli\u003eSelf-checking by design, because an early error shows up later\u003c\/li\u003e\n  \u003cli\u003eShape work 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\"\u003ehttps:\/\/www.teacherspayteachers.com\/Sellers-Im-Following\/Add\/Kiwiland\u003c\/a\u003e\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62593131905394,"sku":"2695676","price":4.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/2d-shapes-geometry-math-worksheets-measuring-inches-and-cm-cover_c6275ba8-94f1-493b-af2a-94c31b5f0abc.jpg?v=1792612882"},{"product_id":"3d-shapes-geometry-csi-mystery","title":"3D Shapes Geometry CSI Mystery Worksheets | Grades 1–5 | Shape Investigation","description":"\u003cp\u003e3D shapes, faces, edges and vertices, and a cube net: 2nd grade and 3rd grade geometry in one CSI Mystery Detective case, ready for March. These math worksheets have students naming solid shapes, sorting 2D from 3D and counting faces, edges and vertices while working a mystery where every witness is truthful and useless, and each correct answer crosses one suspect off the line-up. Few geometry packs end this way: the final page is a cube net to color, cut and fold into the culprit, so the answer stands on the desk. Color and black-and-white versions, answer keys, and the only prep is scissors for that last page.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eThe Case: The Geometry Investigation\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThere is a shape at the center of this and the witness statements are, as usual, technically accurate and no help at all. Your students work through it in stages: decode the message, build a suspect list from the shape names, work out that whatever did it has three dimensions, and narrow it down from there until only one shape can possibly fit.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's Inside\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eA letter-and-number cipher that decodes the opening message\u003c\/li\u003e\n  \u003cli\u003eListing and drawing as many shapes as your students can name\u003c\/li\u003e\n  \u003cli\u003eA word search that builds the suspect list - circle, cone, cube, cuboid, cylinder and the rest\u003c\/li\u003e\n  \u003cli\u003eShading the three-dimensional shapes to separate them from the flat ones\u003c\/li\u003e\n  \u003cli\u003eA final puzzle that decides between the last two suspects\u003c\/li\u003e\n  \u003cli\u003eA cube net to color, cut and fold into a character\u003c\/li\u003e\n  \u003cli\u003eFull color and black-and-white versions of every page, and answer keys\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\u003eEvery CSI Mystery Detective case is an elimination rather than a test. Students solve a page of math worksheets, each correct answer rules a suspect out, and the last name standing is the culprit. It is a math escape room without locks, apps or preparation. That structure is what makes detective activities self-checking - a wrong answer leaves too many suspects alive and the class can see it at once. Use it as a whole math activity, in math centers, or as something to leave a substitute.\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\u003eIntroducing or consolidating 3D shapes and their properties\u003c\/li\u003e\n  \u003cli\u003eNets and shape-building work with a reason behind it\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\u003eBack-to-school weeks and end of year review\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 2nd grade and 3rd grade. Second graders usually need help with the net at the end; third graders manage the whole investigation on their own. It also suits 1st grade students who know their shape names and are ready for something with more steps in it.\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\u003eAlmost no prep - print, and the last page needs scissors\u003c\/li\u003e\n  \u003cli\u003eSelf-checking by design, because an early error shows up later\u003c\/li\u003e\n  \u003cli\u003eShape work students will actually finish, and something to take home\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\"\u003ehttps:\/\/www.teacherspayteachers.com\/Sellers-Im-Following\/Add\/Kiwiland\u003c\/a\u003e\u003c\/p\u003e","brand":"Kiwiland Education","offers":[{"title":"Default Title","offer_id":62593151435122,"sku":"2691661","price":4.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2848\/0626\/files\/3d-shapes-geometry-math-worksheets-measuring-objects-cover.jpg?v=1792612882"}],"url":"https:\/\/kiwilandeducation.com\/collections\/math-1-g.oembed","provider":"Kiwiland Education","version":"1.0","type":"link"}