This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

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

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

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.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

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

This science fair project idea compares biodiversity between drops of water.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

This science fair project idea examines whether boys and girls differ in reflexes.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

In this science fair project, students make their own rain gauge to measure rainfall.

Examine the effect of pressure on carbonation in soda.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Test whether plants can grow without sunlight and water.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Discover whether a metal will expand under hot water.