2nd Grade Math Mystery Worksheets

2nd Grade Math Mystery Worksheets

Welcome to our 2nd Grade Math Mysteries!

Second-grade math mystery activities focus on two-digit addition and subtraction, identifying place value, and solving problems involving number comparisons. Students use their math skills to solve clues in engaging scenarios, making abstract concepts more concrete. These activities are an effective way to integrate math into meaningful experiences, reinforcing skills such as regrouping and comparing numbers.

Common Core Standard: 2.NBT.B.5 (Fluently add and subtract within 100).

Math Mysteries by Month and Week (Printable PDFs)

In this section you will find all of our math mysteries organized by the month and week. Each PDF contains multiple pages of case files, math activities to solve clues, and answer keys.

January Week 1 - The Missing Disco Ball Mystery

Get instant access to print and download Math Mystery worksheets and all K12 Math Worksheets!

January Week 2 - The Great Snowman Swap-Up

January Week 3 - The Case of the Missing Snowboard

January Week 4 - The Missing Dog Sweater

October Week 1 - The Case of the Vanishing Vampire Bats

October Week 2 - The Mystery of the Witch's Cauldron

October Week 3 - The Mystery of the Haunted Pumpkin Patch

October Week 4 - The Case of the Missing Halloween Candy

November Week 1 - The Mystery of the Corn Maze Caper

November Week 2 - The Case of the Missing Apple Cider

November Week 3 - The Thanksgiving Pie Mystery

November Week 4 - The Great Leaf Pile Switch-Up

December Week 1 - The Missing Ornament

December Week 2 - Santa's Workshop Puzzle

December Week 3 - The Case of the Lost Christmas List

December Week 4 - The Mystery of the Lost Christmas Lights