How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

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

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

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.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

Examine the effect of pressure on carbonation in soda.

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

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.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

How well can people recall what they have observed. Test your knowledge in this fun experiment.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

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.

This science project teaches students to classify different shapes of leaves.

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

The goal of this project is to create an exciting topographical map out of dough.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

Do different types of oil mix or stack? Find out in this science fair project idea!

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.