see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

In this fun science fair project idea learn about the multiple sources of radio waves and fin out how difficult it is to block them.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Science fair project that cultivates slime mold and monitors the stages of its development.

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

This science fair project idea explores the fastest average speed a human can talk.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

In this project, you'll create Oersted's experiment, which relates to how electric currents create magnetic fields.

Make a periscope with milk cartons and mirrors! This preschool activity is great for playing secret agent and learning simple physics.

This science fair project idea determines the probability of a coin landing heads or tails.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Science fair project that guides you through how to test the humidity in the environment using a homemade psychrometer.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Are you able to endure long periods of exercise? Find out if snorers can exercise longer than non-snorers.

This middle school project examines the strength of horizontal versus vertical pointing eggshells.

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!

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

Check out this free high school science fair project to explore the physics of the Coriolis effect with a homemade Foucault Pendulum.

Examine how a battery can be made from everyday materials.

Slime mold is no longer classified as fungi! So what is it? In this cool science fair project, learn how to grow slime mold and explore its behavior.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

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.

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.

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.