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

What is the Doppler Effect, or the Doppler Shift? The purpose of this science fair project is to determine how distance impacts the Doppler Effect.

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

This experiment will explore how mallets of various materials and weight create sonic tones of varying lengths.

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

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

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.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

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