Learn about this simple machine and make a pulley of your own to use for fun science trials.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

Test your friends to find out if you can replicate the placebo effect's incredible results.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

This science fair project examines how seeds hitchhike on animals and clothing.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

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

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

This science fair project idea explores how length affects the weight a bridge can hold.

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

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

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

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Is it a square or a circle? See if you can trick your friends with this zany science project!

This science fair project will help students learn about non-vascular plants, such as mosses.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

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

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

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

This science fair project teaches students about wilting and browning of salad greens.

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

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.