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How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

This science fair project idea produces varying pitches of sound.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

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

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

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!

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

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

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

Get your child outside to observe the clouds, and get a fun exercise in science, writing, and arts and crafts! Here's how.

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

In this fun activity, kids practice measurement and boost fine motor skills as they learn all about how fossils form and even make a few of their own!

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.

In this project children practice the scientific method while playing with puffy paint.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

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.

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

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations