What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

This science fair project idea determines which method of hand cleansing is the most effective.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Test whether plants can grow without sunlight and water.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

In this experiment we will be determining whether birds prefer certain colors of seed.

Discover whether a metal will expand under hot water.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

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

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

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

This science fair project idea examines the reason boats are shaped and engineered.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

The goal of this project is to create an exciting topographical map out of dough.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This science fair project investigates why the number of visible stars changes from place to place.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.