Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

Discover whether a metal will expand under hot water.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

This science fair project idea investigates the hardness property of minerals.

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.

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

Help your child plant a "tea garden": a garden made of herbs for making teas.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

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

Find out whether packaged seeds actually do expire in this new science fair project idea.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

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.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.