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

Math ninjas can learn the secrets of the rectangle with this practice page about the area and perimeter of a rectangle.

Does your fourth grader love puzzles? This worksheet has three place value riddles, and we bet your child will love the challenge of finding their solutions.

Round 'Em Up! Kids learn how to round to the nearest ten and the nearest hundred on this third grade math worksheet.