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

This interactive project invites science fair-goers to participate in examination and recording to demonstrate the importance of firsthand observation.

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

A fun, life science sxperiment idea idea involving strategies for keeping birds away from crops using a distress call. What kind of distress call works best?

Science fair project in which you will stage an election campaign to determine whether people are more swayed by a positive ad or negative ad.

This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

Science fair project that studies how perfumes are made in order to determine how we can capture a scent.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

Devise an argument for or against the possibility of resurrectin extinct species through DNA manipulation. Analyze data, report findings.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

Check out this cool science fair project idea on spectrum spinners and investigate how certain color combination can produce other colors.

Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

Check out this cool science fair project on identifying rocks and minerals for kids.

Research optical illusions and human auras. Understand why the probable cause of perception is mach bands.

This science fair project idea investigates how different disinfectants work in killing germs.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Research camouflage products and techniques, test quality by timing volunteers. Calculate the average length of time to recognize the subject.

This project determines what category of person is most likely to be ticklish.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

Kids will make a homemade electroscope and explain how it detects static charges through induction in this fun science fair project idea.

This project examines the concentration of dissolved oxygen in water, with and without oil.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

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

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Create an organic plastic product using vinegar and cream. Track decomposition over course of several weeks. Compare decomposition with traditional plastics.

Learn how to make a periscope with this cool engineering science fair project idea, and learn about optics to learn how a periscope works.