This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.