Are you looking for addition and subtraction CSI detective math mystery activities to engage your students? This printable mystery includes addition with regrouping, multi-digit subtraction, and mixed word problems designed to build confidence and keep students excited about math. Although it has a summer theme, it’s also perfect for end-of-year math review or back-to-school activities.
Capture your students' attention with this CSI Math Mystery by taking them on a journey to solve puzzles and narrow down suspects. Students complete each math clue and mark off options until only one suspect remains. Can your students crack the case?
This detective case includes:
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Subtraction from 100 using 2-digit numbers
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3-digit addition with regrouping
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Mixed 3-digit addition and subtraction problems
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Multi-digit addition
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Word problems
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Color and black-and-white worksheet versions
These math mysteries are designed for 2nd, 3rd, and 4th grade students. They can also be used with struggling 5th graders who need extra practice—or to challenge gifted 2nd graders. Many teachers leave them for substitute plans or use them as spiral review and independent practice.
Math Mysteries are an independent escape room or crack-the-code type of fun math activity. Instead of using locks, students identify suspects with puzzles and word problems. This mystery is ideal for back-to-school detective math, summer-themed lessons, or no-prep review days when you want students engaged and motivated.
Thank you
Kiwiland Education
