How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

People have favorite flavors, but what about ants? Which ant food is the most popular?

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

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

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Test whether plants can grow without sunlight and water.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

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

Test your friends to find out if you can replicate the placebo effect's incredible results.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

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

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

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

This classic children's game demonstrates how sound travels through air vs. through a solid.

This project examines whether people's taste perception is influenced by what they see.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

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.