It's important to be able to add and subtract quickly and accurately, and this activity is the perfect way to practice.

Help your child get comfortable with the concept of estimation, which will come in handy during everything from standardized tests to future shopping trips!

For most second graders, a good secret code is just about irresistible. Here's one that builds math facts while you're at it!

Practice your addition and subtraction in this card game. Disclose is a math activity any first or second grader will love!