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

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

This science fair project idea determines what household items are good conductors of electricity.

Kids learn how fiber optics work with a dramatic total internal reflection experiment using a fish tank, water, and a laser pointer.

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

Find out whether matching resonant frequencies can cause objects to shatter.

Learn whether writing things down really makes things easier to remember.

Find out whether matte or shiny nail polish lasts longer.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This experiment will test whether people are better auditory or visual learners and if there is a link between gender and either of these learning types.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

Do human lie detectors exist? Charge up your powers of observation to see if you can tell a lie from the truth.

This science fair project idea produces varying pitches of sound.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

Test the combustion of different types of woods.

Free science fair project idea that examines the ergonomics of your environment. Redesign your living space to be better suited to your lifestyle.

Explore the concept of receptive fields and why different parts of our body have different levels of sensitivity.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.

How much gas is released into your stomach by your favorite beverages? This project examines which beverages produce the most gas.

This project will examine the relationship between materials and air resistance.

Evaluate whether people can raise the temperature of their finger using the power of their thoughts.

This experiment evaluates if personality influences whether a person prefers dogs or cats.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.