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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.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

Learn how to convert gravitational potential energy into mechanical energy in this fun science fair project idea.

Demonstrate how we are able to locate sounds, echolocation. Have a blindfolded subject locate you by the sound of your clapping.

In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

This science fair project idea compares the mass and density of objects.

In this project children practice the scientific method while playing with puffy paint.

This experiment will explore the possibility of creating an infinite object by hand.

What is a barycenter? Kids learn how gravity and mass influence the orbit of binary systems like planets and moons or stars and planets in this cool experiment.

This research project teaches students about synesthesia, a neurological condition that causes sensory overlap.

The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

In this free science fair project idea, kids will conduct an easy electrolysis of water experiment to test solutions of salt, baking soda, tap water, and more.

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

This experiment demonstrates the conservation and transfer of energy using a marble rolling over sandpaper.

This project explores the effectiveness of various common household ingredients in cleaning tarnished and oxidized coins.

Which bread molds fastest? Explore the different kinds of breads and how quickly they mold, along with the role of preservatives.

Science fair project that examines the benefits of the plant enzyme: pectin methyl esterase (PME). Where is PME found in the plant? What does it do chemically?

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

Is garlic antibacterial? Antimicrobial? Kids find out by using common kitchen equipment and ingredients in this cool and easy microbiology science fair project.

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

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.