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 activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

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.