Description

Combine character education with curriculum using this Growth Mindset Math Mystery 3rd Grade activity! ‘The Case of the Magnificent Growth Mindset’ is a unique SEL math activity that helps students review key math skills while discovering the power of a positive attitude.

It’s the perfect no-prep math activity! 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.

Growth Mindset Math Mystery 3rd Grade Activity

To unlock the secret of the “Magnificent Growth Mindset,” students must unlock five clues by correctly solving a complete math review:

• Clue 1: Double-Digit Addition (No Regrouping)
• Clue 2: Double-Digit Subtraction (No Regrouping)
• Clue 3: Skip-Counting Patterns (2s, 5s, 10s)
• Clue 4: Place Value (Value of a digit up to 3-digit numbers)
• Clue 5: Mixed Addition & Subtraction (With Regrouping)

Flexible for Any 3rd Grade Classroom

Use this versatile Growth Mindset math activity for:

• A powerful “Back to School” or “New Year” reset activity
• Math centers or stations
• 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 2+ hours, depending on your students’ skill level. We recommend pacing it by one clue at a time.

Common Questions for this 3rd Grade Math Review

Q: What is a “Growth Mindset” mystery?
A: Unlike our other mysteries where students catch a criminal, this mystery focuses on finding the “Magnificent Growth Mindset.” It is a positive, uplifting theme perfect for building classroom community.

Q: What math skills are covered?
A: This set reviews foundational 3rd-grade skills like **Double-Digit Addition and Subtraction** (both with and without regrouping) and **Place Value**. It is great for building confidence.

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 ‘Growth Mindset’ theme? This mystery is also available for other grade levels (great for differentiation)!

• 1st Grade Edition
• 2nd Grade Edition
• 4th Grade Edition
• 5th Grade Edition
• 6th Grade Edition

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A complete answer key and printable awards are included!