The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

In this experiment we will be determining whether birds prefer certain colors of seed.

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

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

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?

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

This science fair project idea investigates how color affects temperature.

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

This project examines whether people's taste perception is influenced by what they see.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

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

This science fair project idea explores the egg's thin membrane.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

In this project children practice the scientific method while playing with puffy paint.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

This science fair project idea investigates how magnetism can defy the force of gravity.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.