Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

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 examines the reason boats are shaped and engineered.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.