Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

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 middle school science fair project determines whether DNA is most easily extracted from under-ripe, ripe, or over-ripe strawberries.

This experiment investigates the relationship between the temperature of a candle and its burn rate.

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

Find out whether packaged seeds actually do expire in this new science fair project idea.

The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.