This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

In this project, you will observe and record changes in sunspots over two weeks.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

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

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 experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

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

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

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

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

Construct batteries that make electricity from fruits with this fun science fair project.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.