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

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.

Your child will create her own falling snowflakes using white paper and glue them over a tree, so it appears as if they are falling from the sky.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!