In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

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

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

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

This project determines what category of person is most likely to be ticklish.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Test whether plants can grow without sunlight and water.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

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

This science fair project idea investigates how magnetism can defy the force of gravity.

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 idea investigates if fats add to the flavor of food.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

Start your toy engines -- this is going to be a fast and friction-filled race!

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

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

This science fair project teaches students the differences between fruits and vegetables.

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

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

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

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Plants and light seem to be good buddies, but how far does the friendship really go?

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.