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

Your students will be working on mathematical reasoning skills and operations as they work to fill in this KenKen® puzzle.

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

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

If your student is ready for a more difficult KenKen® puzzle, this may be it!

This is a medium-difficulty math and logic KenKen® puzzle uses addition, subtraction, multiplication and division and, of course, a lot of logic!

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!

Check out this beginner level KenKen® puzzle — a puzzle that uses math operations and logic.

This level 6 KenKen® is a challenging puzzle for students who want to work on their logic and math reasoning skills.

Your students will love this medium-difficulty KenKen® math logic puzzle!

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

Are your math student ready for a challenge? They will need addition, subtraction, multiplication, and division in order to solve this KenKen® puzzle!

Your students will need their math facts on hand to solve this KenKen® puzzle, a fun math and logic game.

This beginner KenKen® grid requires the use of addition and subtraction, along with some logic, in order to figure out which number goes in each square.

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

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

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.

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

Put on your thinking caps and then buckle in for this Fair Ride Frenzy logic puzzle!

Solve math puzzles so you aren’t puzzled by addition problems in the future!

KenKen® is a math logic game that comes from Japan. This beginner puzzle is perfect for a fifth grade student working on operations and math reasoning.

This 4x4 KenKen® multiplication puzzle will get your student using a lot of logical thinking.

This medium KenKen® puzzle will get your student using multiplication and logical thinking skills!

This difficult puzzle will help your students become a KenKen® master as they use different operations and a lot of logic to solve it!

Solve the mystery of who's who in this puzzle full of spooky, cute, and creative Halloween costumes! 

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