Tangrams are a kindergarten staple, but now it's time to take them to the next level! Get your child started on geometry with this tangram puzzle.

Recycle old materials to create a fun, brain-teasing maze toy that also strengthens your child's math reasoning skills.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.