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

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

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

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!

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

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

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

Practice mixed operations with this fourth-grade math puzzle!

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

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.

Solve this Thanksgiving Sudoku puzzle by cutting and gluing pictures into the puzzle, with each picture appearing only once in each row, column, and block.

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

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