This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

This science fair project idea explores how length affects the weight a bridge can hold.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

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?

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

Science fair project that examines condensation and the conditions needed in order for dew to form.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

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.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Plants and light seem to be good buddies, but how far does the friendship really go?

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