This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

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

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other 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.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

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

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

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?

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

In this fun experiment, we'll find out how color affects heat absorption!

This science fair project idea investigates how color affects temperature.

This science fair project idea experiments with spinning color wheels and optical illusions.

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

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

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

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

This science fair project idea determines if the color of light affects the growth of plants.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

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

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

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

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

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.