How does light affect plant growth? Do different colors of light work better than others? Find out in this classic science fair project idea.

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.

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.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Leave your computer on 24/7. Will this lead to to more frequent crashes, freezes, and a slower processing speed? Find out in this science fair project idea.

How does mold grow? Kids find out by testing different conditions to measure mold growth rate and learn about what factors cause mold to grow more quickly.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

This science fair project idea compares biodiversity between drops of water.

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.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

This experiment will explore whether fractals really repeat themselves infinitely.

This science fair project collects information on the Internet about yourself and others.

This science fair project idea examines whether music has an effect on a person's ability to complete a simple task that requires concentration.

Science fair project which helps you determine your latitude by using an astrolabe, which measures the angle between the North Star and the horizon.

Create groups of volunteers based on frequency of playing video games. Compare driving records. Analyze data, interpret findings.

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

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

Science fair project which determines whether your current calorie intake will cause you to lose or gain weight over time.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

This science fair project idea explores what it takes to create a biosphere, or a self-sustaining ecosystem.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

This project will explore whether people are emotionally susceptible to suggestions of both humor and sorrow.

This science fair project idea examines if there is a reason that musical notes are at the pitches they are.

Discover whether ants are more attracted to natural cane sugar or artificial sweeteners.