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

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

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.

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

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 fun experiment provides a concrete and visually striking illustration of photosynthesis.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

In this science fair project, students use the streak test to tell minerals apart from each other.

Get a better understanding of water content by dehydrating carrots.

Learn how different types of soil affect how animal tracks form in this experiment!

This science fair project teaches students the differences between fruits and vegetables.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

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

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

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

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

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

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.

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

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

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

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.