In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

The purpose of this science fair project is to build a basic radio.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

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

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.