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

Demonstrate which cooking method gets rid of the most fat.

Science fair project that builds a magnetometer and demonstrate its uses.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

Find out if most people can distinguish the difference between tones on different instruments.

Discover how and which salt melts ice the quickest.

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

Learn how matter transmits sound with a simple, hands-on experiment using sand, water and air.

This tactile activity helps kindergarteners learn about texture.

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.

Design and build an invention inspired by Rube Goldberg's designs. Build your invention. Test the machine, write a detailed report.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Formulate a hypothesis and use the scientific method to determine the guess what is hidden in a box. Test abilities of volunteers, without opening box.

The actual factors affecting friction may surprise you! Learn about the coefficient of friction and put some trigonometry into practice in this science project.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.

Melt the ice, but save the lawn. The objective of this science fair project is to explore the effects of different substances on melting ice.