Engage your third-grader in this version of the classic game and she will get lots of practice using mental math to solve addition and subtraction problems.

This entertaining magic trick will 'trick' kids into using math skill to impress their friends!

This pyramid card game is a fun way to help your child learn addition and subtraction. Best of all, itâs quick to set up and easy to play.

This activity is a great starting point for practicing mental math because it is quick, easy and involves only simple addition facts.