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

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

This science fair project idea experiments with spinning color wheels and optical illusions.

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.

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

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.