Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

This baseball science fair project explores the concept of an object's center of percussion to determine if the "sweet spot" has a scientific basis.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Check out this free high school science fair project to explore the physics of the Coriolis effect with a homemade Foucault Pendulum.

Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Get a fun high school physics science fair project idea one of the states of matter called plasma and the applications of this unique coil.

Check out this cool science fair project idea to explore short and long term memory and whether there is gender differences in memory.

In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.

Is your child a young ornithologist in the making?

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.

Learn about the greenhouse effect- and get great science fair experiment ideas. Read more.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

In this science fair project, young children notice and track changes in trees throughout the year.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

Check out this cool science fair project idea to learn why it is important for kids to eat healthy foods like fresh fruits and vegetables.

Looking for a project on fossils? Check out this fun science fair project idea to understand the process of coal formation and fossils part in that formation.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

This two-ingredient dough, sometimes called "moon sand," is a quick and cheap way to let kids explore their senses, build fine motor skills, and play.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

Observe which kind of fresh long-stemmed flower will last the longest after being picked.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Science fair project that demonstrates how a rainbow forms, by using water to split white light into its many colors.

Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

Determine the growth rates of different types of human hair. Ask volunteers to not cut their hair until the end of experiment. Measure hair length.