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.

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.

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