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

Here's a simple math activity that has your child using her basic addition facts to solve a secret code.

Head out to the driveway, ball in hand, for a bouncing challenge. Then use those results to make a colorful graph that lets your child compare results.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.