This project examines germs and their spread in households. The goal is to learn how to stop the spread of germs and other diseases.

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

This science fair project determines which of two chemical agents can be used to release the drug (tea) from hydrogel crystals.

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

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

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

Discover which method for odor removal words the best for stifling refrigerator odors.

This project determines what percentage of test subjects react adversely to the sound of fingernails on a chalkboard and explores their physiological responses.

Science fair project which determines which colors of light allow plants to produce the most chlorophyll. How are color and light related to each other?

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

This experiment evaluates if the lighting in a room affects the speed at which test subjects perform mental tasks.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Check out this fun science fair project idea for middle school students to learn about the effects of temperature on the density of a gas such as air.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

In this experiment you will use plastic and magnets to test your local soil composition.

This science fair project idea designs safe bicycle routes using GPS.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.