This science fair project idea investigates which objects float and sink in honey, water, and oil.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This science fair project idea produces varying pitches of sound.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Introduce your child to the amazing, almost magical phenomenon of static electricity!

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

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.