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

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

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

This science fair project idea produces varying pitches of sound.