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

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

This biodiversity project examines the biodiversity in your own backyard.

This science fair project idea examines which type of insulation holds in the most heat.

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

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

This science fair project teaches students about wilting and browning of salad greens.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

How powerful is the reaction between baking soda and vinegar? Find out here!

This science fair project idea explores substances that cause a bubble to last longer.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

The project investigates how friction affects motion by using different surface textures.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

In this science project, the center of gravity is explored.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Do you think heat can affect a plant's growth rate?

This science fair project idea explores whether talking to a plant will help it grow.

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

Discover whether cold or hot water from the faucet will boil faster on the stove.

Test whether plants can grow without sunlight and water.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.