Description
Fix the calendar glitch and save the fairy tales with this February Math Mystery 3rd Grade activity! ‘The Case of the Friendship Fiasco’ is a high-engagement math review where students must solve clues to erase “February 30th” and stop Mathhattan from colliding with Tale Town!
It’s the perfect no-prep math activity for Valentine’s Day or any time in February! This resource is loaded with options, including an optional video hook and a NEW ending video (with voiceovers!) to wrap up the case!
Easy Prep for Print or Digital
This resource is designed to be low-prep for you and high-engagement for your students.
- Printable PDF Version: Just print the worksheets, staple, and go.
- Google Slides Digital Version: 100% paperless! Simply assign in Google Classroom. (Students must be in ‘edit mode’ to type).
- Easel by TPT: Complete the worksheets digitally for seamless online learning.
February Math Mystery 3rd Grade Activity
To find the Timekeeper’s Toolkit and restore order, students must unlock five clues by correctly solving these Common Core-aligned challenges:
- Clue 1: Fluency (Multiplication & Division Fact Fluency)
- Clue 2: Fractions (Identifying Fraction Models from shaded parts)
- Clue 3: Measurement (Calculating the Area of Rectangles and Squares)
- Clue 4: Geometry (Classifying Quadrilaterals based on their attributes)
- Clue 5: Word Problems (Solving challenging Two-Step Word Problems)
Flexible for Any 3rd Grade Classroom
Use this versatile Valentine’s Day math worksheets alternative for:
- A Valentine’s Day party station
- Math centers during February
- Homework or enrichment
- Your “early finisher” tub
- A lifesaver for your sub-tub!
Pacing & Timing
This is a comprehensive review that can take anywhere from 30 minutes to 60 minutes. We recommend pacing it by one clue at a time, allowing students to eliminate suspects as they go!
Common Questions for this 3rd Grade Math Review
Q: Is this appropriate for February?
A: Yes! The skills are perfectly timed for the middle of the school year. Classifying Quadrilaterals (Standard 3.G.A.1) and Area (Standard 3.MD.C.7) are typically taught in Q3, making this a great reinforcement activity.
Q: How hard are the Word Problems?
A: Clue 5 focuses on Two-Step Word Problems (Standard 3.OA.D.8). This is often the most challenging standard for 3rd graders, so we included it as the final clue to encourage critical thinking.
Q: How does differentiation work with these?
A: That’s our secret weapon! Many of our stories are available for other grades, so you can “clue swap” with the 2-6 grade packs. We even have a blog post explaining how: learn how to differentiate here.
Other Grade Editions Available!
Love this ‘Friendship Fiasco’ theme? This mystery is also available for other grade levels (great for differentiation)!
A complete answer key and printable awards are included!








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