In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

This experiment explores how listening in to a one-sided conversation affects concentration.

Show your middle schooler how a quick whirl of spinach in the blender will reveal the cobwebby "stuff"--or DNA--of life!

Research history of programming language. Design a new or improved programming language. Create a display that illustrates the features and improvements.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

Take the plunge into handcrafting with this neat and tidy soap recipe. Here's how to create your own personalized soap.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

This science fair project examines discover whether different formations of deodorant works better for certain skin types.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

Research camouflage products and techniques, test quality by timing volunteers. Calculate the average length of time to recognize the subject.

This science fair project determines whether the types of plants growing in a Pacific Northwest rain forest environment are influenced by the soil acidity.

This activity turns your kid into the family weatherman. Plus, it teaches him to collect data and begin to understand graphing.

Study history of aerodynamics of arrow design to create a perfect arrow. Test arrows by shooting at an archery target.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

This project compares test subjects' responses to whining and other "attachment" and attention-getting sounds to determine which sounds are most distracting.

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

The purpose of this science fair experiment is to investigate whether the color of your hair affects how much static electricity is carried.

Science fair project that determines what neurons are, what they do and compiles this vital information in an illustrated book.

Science fair project that determines how we can change potential energy into kinetic energy.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

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

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

This simple experiment serves as an introduction to the greenhouse effect.