Fun Fun puzzles are almost like Ken Ken! These ones are tricky, but very fun to solve. Give your student a fun way to practice simple arithmetic.

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

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

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!

In this second grade math worksheet, kids use their logical reasoning and critical thinking skills to solve four Sudoku number puzzles.

On this second grade math worksheet, kids use their logical reasoning and critical thinking skills to help Bart the Bear solve four Sudoku number puzzles.

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

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

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

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

Shape up those problem solving skills with a fun block puzzle activity, comparable to tangram puzzles!

On this fun Halloween Sudoku, kids use their logical reasoning and critical thinking skills to solve this puzzle.

Boost critical thinking skills—and appetites!—with this fun ice cream-themed logic puzzle!

Figure out the results of an Easter egg hunt in this fun logic puzzle for upper elementary students!

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.

Math maniacs, these challenging puzzles are for you! These four puzzles are tricky, but are a fun and simpler spin-off of the Ken Ken puzzle.

Hey math buffs, do you need a challenge? 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.

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.

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.

If your child is mad for math, give him a challenge! These math puzzles are tricky, but are a fun and simpler spin-off of the Ken Ken puzzle.

On this kindergarten math worksheet, kids use their logical reasoning and critical thinking skills to solve a fun Sudoku puzzle with a sports theme.

On this kindergarten math worksheet, kids use their logical reasoning and critical thinking skills to solve a fun Sudoku puzzle with a zoo theme.

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.

Addition doesn't have to be puzzling—practice finding sums with these puzzle boxes!

On this kindergarten math worksheet, kids use their logical reasoning and critical thinking skills to solve a colorful Sudoku puzzle.

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

Put your addition skills to the test with these puzzle boxes for second and third graders!