Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

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

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This science fair project idea produces varying pitches of sound.

In this fun experiment, we'll find out how color affects heat absorption!

This project explores ways to prevent static electrical shocks.

This project examines what types of objects burn and which burn faster and cleaner.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

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.

Find out which kind of bubble wrap fares best when put in impact.

This science research project challenges students to think of more effective lobster farming methods.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.