Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

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.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

This science fair project idea experiments with spinning color wheels and optical illusions.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

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.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

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.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

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