Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

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 investigates which objects float and sink in honey, water, and oil.

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

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

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

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

This science fair project idea produces varying pitches of sound.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.