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This science fair project idea determines if the temperature of rubber effects how high it bounces.

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

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

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?

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

This conservation of energy demonstration shows why the first hill is the highest on a roller coaster. Learn more about potential and kinetic energy!

Science fair project idea examines different techniques for memorization. Analyze results of memory tests to determine which method is most effective.

This science project has students study the idea of human beauty.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Learn how to relight a candle by lighting the vaporized wax in the smoke, and test how various kind of wax and candle brands relight differently.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Show your middle schooler how a quick whirl of spinach in the blender will reveal the cobwebby "stuff"--or DNA--of life!

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

This experiment tests which gender is better at catching how a magician performs his tricks.

Devise an argument for or against the possibility of resurrectin extinct species through DNA manipulation. Analyze data, report findings.

This experiment will explore if magnetism has any effect on the regeneration abilities of flatworms.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

This project researches whether the type of land use affects the water quality of Queenstown Creek.

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.

This science fair project idea explores the different properties & interactions of sugar molecules.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

The objective of this science fair project idea is to explore which brands of "anti-fade" shampoos work the best to keep hair color looking fresh.

Kids love the dramatic Mentos and Diet Coke experiment conducted in this awesome science fair project.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

Demonstrate the relationship between mass, volume and density. Measure displaced water, and weigh object to calculate mass and density.

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