Science fair project that determines whether disinfectant sprays or disinfectant soaps are more effective at removing bacteria from hands.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

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

What happens when colored beams of light mix? You might be surprised.

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

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

Here's a great early reading and science activity for curious children. Learn how to plant your child's name in seeds for a growing writing activity!

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

This tactile activity helps kindergarteners learn about texture.

Will male or female hair grow faster? Find out in this science fair project idea!

In this design challenge, your child will create a parachute for a small toy using typical household items.

The objective of this science project is to determine the length of time for different seeds to germinate.

Bring back the groovy memories by making shrinky dinks using household materials, while learning about the science of plastics. Here's how to get started:

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

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

Did you know magnifying glasses are magic? This hands-on activity has kids using magnifying glasses to engage with the world around them and look close to examine what they find.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

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

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Do you think heat can affect a plant's growth rate?

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!

Science fair project that examines how light wavelengths affect photosynthesis in the aquatic plant: Elodea.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

This free science fair project explores the "dirty" relationship between the presence of organic material in soil and water absorbency.

This winter garden project is just about bomb-proof, and believe it or not, it might even make a great gift. So get craft happy with your first grader!

This science fair project investigates which of two learning modes most commonly used in school, visual and auditory, is better for information retention.

Science fair project that measures the relative times it takes a plastic bag and a biodegradable plastic bag to decompose.