This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

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.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

In this experiment you will become familiar with the properties of dry ice while creating interesting effects like ice bubbles!

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

This basketball project explores the best way to make the perfect shot every time.

This science fair project investigates why the number of visible stars changes from place to place.

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

This project explores whether music affects the growth and health of plants.

Learn all about balance and motion as your child designs a corn maze!

Test whether plants can grow without sunlight and water.

Here's a simple science activity that will help your child better understand how wells bring us water.

This project examines whether sugar substitutes are as sweet as real sugar.

Discover which absorbent material is the best; the Shamwow, paper towels, or cotton towels.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

This science fair project idea produces sounds by creating vibrations using different objects.

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

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Check out this cool science fair project idea to learn why it is important for kids to eat healthy foods like fresh fruits and vegetables.

This experiment will test whether people are better auditory or visual learners and if there is a link between gender and either of these learning types.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

In this science fair project on the relationship between distance and time, kids explore the behavior of gravitational acceleration through direct observation.

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

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!