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

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

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

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

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

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

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!

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.

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