Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

Cleaning can be a chore, but not with this sudsy experiment!

Learn how different types of soil affect how animal tracks form in this experiment!

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

This science fair project idea explores the different properties of matter.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Using a toy race car kids create a visual model of the Doppler Effect.

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

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

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

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

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

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

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

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

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

Construct and experiment with a periscope using reflected light rays to gather an image.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

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

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

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.