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

In this fun science fair project idea learn about the multiple sources of radio waves and fin out how difficult it is to block them.

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

This science fair project idea shows how a vibrating object transfers energy to whatever it touches.

This classic children's game demonstrates how sound travels through air vs. through a solid.

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

This science project examines the history of earthquakes and what we can do to prevent future disasters.

This science fair project idea demonstrates sonar mapping of the ocean floor.

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

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

Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.

This science fair project idea explores whether talking to a plant will help it grow.

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.

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.