This science fair project idea explores what it takes to create a biosphere, or a self-sustaining ecosystem.

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.

This project will explore whether people are emotionally susceptible to suggestions of both humor and sorrow.

This science fair project idea examines if there is a reason that musical notes are at the pitches they are.

Discover whether ants are more attracted to natural cane sugar or artificial sweeteners.

This science experiment has students test whether a snail moves faster on concrete or dirt.

This science fair project idea explores if objects dropped from a high distance will equal a greater impact force than the object dropped from a low distance.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

This science fair project idea explores whether color affects a person's emotional state.

Explore if planting seeds in a certain direction will affect how fast it germinates.

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

Test of the effect of exercise on rote memory. Prepare a single list of 40 randomly chosen words. Have volunteers recall as many words as possible.

Science far project which determines whether the material of a baseball bat affects the distance that the baseball will travel.

This science fair project idea explores what common compounds can be easily separated out in a centrifuge.

How do search engines work? What makes various search engines different? This project delves into the world of web crawlers, caching, indexing and algorithms.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

This science fair project idea explores which kinds of earplugs are the most effective.

This play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Explore the effect of wind speed on the burning rate of a candle.

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.

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

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

This project compares the national anthems of several different countries to determine if there is a correlation between tempo and a country's latitude.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Test whether cutting up meats will make it cook faster than just cooking it whole.

This science fair project idea explores whether white light can be separated into different colors.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.