The project determines the forces that cause paper airplanes to fly and determine which type of paper airplane flies the farthest.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Discover how and which salt melts ice the quickest.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

This science fair project idea determines what household items are good conductors of electricity.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

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

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

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

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

This science fair project idea identifies trees using a dichotomous key.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

This science fair project idea explores whether talking to a plant will help it grow.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Plants and light seem to be good buddies, but how far does the friendship really go?

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

This science fair project idea investigates how magnetism can defy the force of gravity.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.