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

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

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

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.