In this project children practice the scientific method while playing with puffy paint.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This classic children's game demonstrates how sound travels through air vs. through a solid.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This project determines what category of person is most likely to be ticklish.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

Learn about this simple machine and make a pulley of your own to use for fun science trials.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

Test whether plants can grow without sunlight and water.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Plants and light seem to be good buddies, but how far does the friendship really go?

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

This science fair project idea investigates how magnetism can defy the force of gravity.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This science fair project idea demonstrates that plants give off water.

Do different types of oil mix or stack? Find out in this science fair project idea!

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

This project examines whether people's taste perception is influenced by what they see.