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

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

This science fair project idea produces sounds by creating vibrations using different objects.

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

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

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 produces varying pitches of sound.