Add a fun twist to math practice with these second- and third-grade addition puzzles!

Do your students love puzzles? This one is a great introduction to KenKen®, a logic and math game from Japan.

Calling all Sudoku and Ken Ken buffs, we have a new addicting puzzle for you! These are tricky, but a fun spin-off of the popular 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.

Introduce second- and third-grade learners to the exciting world of logic puzzles with this engaging worksheet!

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.

Hey math whizzes, here is a challenge for you! These math puzzles are tricky, but are a fun spin-off of the popular Ken Ken puzzle.

Sudoku and Ken Ken enthusiasts will enjoy this mad math puzzle, full of addition, subtraction, multiplication, and division challenges.

Is your child a math whiz who needs a challenge? These math puzzles are tricky, but are a fun and simpler spin-off of the Ken Ken puzzle.

Looking for a way to get your child excited about math? Try these math puzzles, a tricky but fun spin-off of the popular Ken Ken puzzle!

Looking for a way to get your child excited about math? These math puzzles are tricky, but are a fun 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.

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

If your child has a knack for number games, he'll love this mysterious math puzzle. Kids will use addition, subtraction, multiplication, and division skills.

Does your child need a little challenge in math and problem solving? These math puzzles are tricky, but are a fun spin-off of the popular Ken Ken puzzle.

Calling all Sudoku and Ken Ken buffs, here's a little something new! These math puzzles are tricky, but are a fun spin-off of the popular Ken Ken puzzle.

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

Use your logic skills to out what each kid at the costume contest dressed up as! 

Before you dress up and go trick-or-treating, try a problem-solving challenge full of cool Halloween costumes!

Puzzle your way to perfection in this fun pool-themed worksheet!

Get comfy by the fireplace as you solve this fun math puzzle!

Arrange the Easter eggs in your basket as you solve this colorful puzzle!

Embrace Easter celebrations with this puzzle for third, fourth, and fifth graders!

This winter, curl up with a mug of cocoa and a tricky puzzle!

Snowed in? Snow problem! Celebrate the winter season with this colorful logic puzzle!

Embrace Earth Day with this classic number puzzle for third through fifth graders!

Pack your picnic baskets and get ready to solve this classic number puzzle!

This Valentine’s Day-themed sudoku puzzle is as sweet as can be!

Need a fun activity to do on a long drive? Look no further than this tricky sudoku puzzle!

Help your fourth grader solve her way to Sudoku Island by completing this classic number placement puzzle.