Earth Day Multiplication & Division CSI Mystery Worksheets

Inside the case file

Looking for a fun Earth Day or Spring CSI Mystery Detective to engage your students in multiplication and division? This CSI-style math activity is perfect for April or May math, Earth Day-themed lessons, or any time you want to reinforce multiplication and division facts with a fun twist. Designed for 3rd grade, 4th grade, and 5th grade, this printable mystery gets students solving puzzles while narrowing down the suspects.

Students solve multiplication and division problems up to the 12× tables, using each completed clue to eliminate options until one suspect remains. Can they crack the case and save the planet?

What's Included:

• Multiplication and division problems up to 12×12
• Puzzle-style worksheets and suspect list
• Answer key for easy checking
• Printable color and black-and-white versions

CSI Mystery Detective packs are independent escape room or crack-the-code types of fun math activities where instead of using locks, students identify suspects using puzzles and word problems. This mystery is ideal for spring math review, Earth Day activities, test prep, or end-of-year spiral review.

Also a great choice for homeschool math enrichment, this resource offers focused skill practice with built-in excitement and story-driven motivation.

Love this resource?

Follow Kiwiland Education to discover more seasonal Mystery Detectives, multiplication and division activities, and printable CSI-style math games!