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

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

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

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

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

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

This science fair project idea produces sounds by creating vibrations using different objects.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

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

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

In this science fair project, students create their own miniature salt flats at home.

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

This science fair project idea investigates if fats add to the flavor of food.

This science fair project idea explores the different properties of matter.

This science fair project idea determines the most effective method of preserving food.

This science fair project idea produces varying pitches of sound.

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 science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

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.