In this science fair project, young children discover what happens when two fluids that have different densities get together.

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

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

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

The goal of this science fair project is to attempt to build a perpetual motion machine and analyze the Laws of Thermodynamics.

High school students recreate Michael Faraday's experiment in this cool science fair project that induces current in a coil of wire.

Do heavier objects fall faster than lighter ones? Students learn the answer by watching the effect gravity in a vacuum has on a coin and a feather.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

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

Find out which kind of bubble wrap fares best when put in impact.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

Science fair project that creates fog using bottles of hot and cold water.

Science fair project in which you will start a fire from scratch without using matches or a lighter.

Find out which type of sponge holds the most water.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.

More height, more steep, more speed! This science project investigates whether there is a correlation between the height of the roller coaster and the slope.

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

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.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Air resistance is a crucial factor when designing a parachute. In this science fair project, students find what type of material works best as a parachute.

This project compares the strength of one, two, and three-ply toilet paper.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.