Would you be able to tell the difference between colored contacts and natural eyes from a normal distance? Find out in this science fair project!

Find out whether a longer airplane will fly farther or a wider paper airplane.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

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

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

In this science fair experiment, kids will use the acid test to discover how to tell one mineral from another.

Get a fun high school physics science fair project idea one of the states of matter called plasma and the applications of this unique coil.

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

This science fair project idea determines exactly how much of an effect road grade has upon a cyclistâs speed.

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

Create uphill flow of water by using a siphon. Create vacuum by suctioning one end of tube, and submerge it under water. Watch the direction the water travels.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

The Galileo inclined plane physics experiment was one of the first ways scientists calculated acceleration due to gravity. Do it yourself in this project!

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

Do dogs understand English? Kids will find out with one of our favorite dog science fair projects that tests how dogs process human language and other cues.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Design and build a scale model representing living tree architecture. Then build a full-size version using one or more lives trees, and test your creation.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

In this science project idea learn about working of different types of smoke detectors and find out which one is the most effective for you.

Test the idea that people who wear glasses tend to be more educated. True or false?

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.