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

This science fair project idea studies past and current fads and trends.

This science fair project idea explores how far the average human can see.

Demonstrate how to tell the age of an egg without having to crack it open.

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.

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

This science fair project idea explores whether the color of surroundings affects human mood.

Explore convex and concave objects and how they reflect 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.

Culverts transport seeds away from their original location to different places. This science project examines the effect of culverts on plant growth in streams.

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

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

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

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

This science fair project idea compares the mass and density of objects.

Discover how and which salt melts ice the quickest.

Will male or female hair grow faster? Find out in this science fair project idea!

This experiment uses Rosenberg's Self Esteem Scale to evaluate if there is a correlation between family size and self esteem.

Do dogs understand English? Kids will find out with one of our favorite dog science fair projects that tests how dogs process human language and other cues.

The aim of this science fair project is to examine the differences between brands of bottled water and analyze consumer preferences through a taste test.

Check out this cool science fair project idea to explore the relation between onions and eyes and how to prevent eyes from tearing while cutting an onion.

Design an improvement for an existing website. Program improved feature, get website owner to implemement new design.

Learn about the Atwood Machine and Newton's 2nd Law with a pulley and masses of different weights in this physics science project.

This project determines how much the rebound rates of tennis balls change after ten games.

This science fair project idea designs safe bicycle routes using GPS.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

This experiment will explore if a randomly iterated algorithm will result in a pattern.

Free science fair project idea that examines the impact of gravity on a dropped carton of eggs. Design a device to protect the eggs from cracking.

This science fair project investigates what type of cookie sheet bakes the best cookies.

Science fair project that models the subterranean movement of water, using Darcy's Law. How can this information be used in hazardous material spills?