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.

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

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

Your students will need to use addition and subtraction to decide which number goes in each square within this KenKen® logic puzzle.

Addition doesn't have to be puzzling—practice finding sums with these second- and third-grade puzzle boxes!

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

KenKen® is a new great puzzle for students to use to practice addition and subtraction facts!

Preschoolers will use their counting skills to connect the dots by following the number 1 through 10. When they're done, a mystery animal will be revealed.

This addition puzzle is ready and waiting for your child to solve it!

It's time to play KenKen®! This multiple operation logic puzzle is a little tricky, but completely possible for a beginner or intermediate player.

Get ready to play KenKen®! This beginner puzzle requires addition facts and a lot of logic!

Have an adventure with this road trip match that encourages categorization practice.

Use this fun, educational maze to help students solidify their understanding of unit rates!

This addition puzzle is perfect for getting your student started with KenKen®!

This fun puzzle will get your students using logic as they add, subtract, multiply, and divide their way towards the answer.

This 4x4 multiplication puzzle is perfect for a beginner who would like a challenge!

Does your child love a good challenge? This multiplication KenKen® puzzle is a difficult one!

Your student will need to use his understanding of simple addition facts and a bit of logic to fill in this KenKen® grid.

Your students will need to use logical thinking and their knowledge of simple addition facts to solve this KenKen® grid.

This KenKen® puzzle uses addition and subtraction facts to determine where numbers belong within a grid.

Find your way to division understanding in this fun maze worksheet!

This addition and subtraction KenKen® puzzle will help your students focus on improving his mathematical reasoning while testing their computation abilities.

This KenKen® puzzle will keep your students busy as they use simple addition skills and critical thinking to place numbers into the grid.

Your students will need to use simple addition and subtraction facts to decide where each number belongs within this KenKen® puzzle.