In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

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

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

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

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

Discover whether cold or hot water from the faucet will boil faster on the stove.

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.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

In this experiment you will replicate the mummification process by making a hot dog mummy.

This science fair project teaches students about wilting and browning of salad greens.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

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?

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

This science fair project idea determines which method of hand cleansing is the most effective.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

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.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

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