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

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

This science fair project idea produces varying pitches of sound.

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.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

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

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

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

An home science experiment for older students that teaches about the science behind heat.

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

This science fair project idea experiments with spinning color wheels and optical illusions.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.