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

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

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

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 fair project idea determines the probability of a coin landing heads or tails.

This project explores ways to prevent static electrical shocks.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

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.

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

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

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

This science fair project idea explores substances that cause a bubble to last longer.

This project examines what types of objects burn and which burn faster and cleaner.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

Find out whether matte or shiny nail polish lasts longer.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

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

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

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

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

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

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

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

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.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

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

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.