Read all of the clues to determine the mystery number.

Read all of the clues to determine the mystery number.

Read all of the clues to determine the mystery number — and be sure to show your work!

The school day is over, but the backpacks are all mixed up! Can you help each student find their backpack?

Calling all Sudoku and Ken Ken buffs! Give your student a fun way to practice math and problem solving with these fun puzzles.

Calling all Sudoku and Ken Ken buffs! These math puzzles are tricky, but are a fun and simpler spin-off of the Ken Ken puzzle.

Calling all Sudoku and Ken Ken buffs! These math puzzles are tricky, but are a fun and simpler spin-off of the popular Ken Ken puzzle.

This is for all you math whizzes who need a challenge! These math puzzles are tricky, but are a fun and simpler spin-off of the Ken Ken puzzle.

Are you ready for a connect-the-dots challenge? See if your math whiz can connect all nine dots using only four lines and never lifting their pen from the paper.

This missing numbers math puzzle will get your kid thinking creatively. Kids who enjoy Ken Ken and Sudoku puzzles will like this amazing math puzzle.

Solve a sunny, summery sudoku puzzle in this sandcastle-themed puzzle!

School is starting, and the first thing you need to do is find your desk!

Seek out the symbols of spring in this cheerful math worksheet!

Give your brain a fun workout as you complete this summery worksheet!

Challenge your third graders with a cool winter math puzzle!

Build a flurry of logic skills with Snowman Sudoku for third through fifth graders!

First and second graders will have snow much fun with this winter-themed puzzle worksheet!

Follow the clues to find mystery numbers with this second-grade hundred chart worksheet!