In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Nothing chases the blues away like a trip to the boardwalk. Bring the fun home with this do-it-yourself version that sneaks in some math practice.

Help your child improve his coin counting skills in these two math games that have him race to reach $1.00.

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 science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

Liven up a lesson about graphing by helping your third grader compile a bar graph from his classmates' birthday data.