Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

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

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

Science fair project that determines whether mass and weight are the same or different.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Discover which fabrics shrink the most in the wash and why.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

Explore if planting seeds in a certain direction will affect how fast it germinates.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

This science fair project idea is develops new or improved paper making techniques and encourages recycling.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

Glass is see-through, but usually you can still see that it is there. In this experiment, we use baby oil to make glass go completely invisible.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

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.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

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 examines how seeds hitchhike on animals and clothing.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

The project investigates which soft drink is worse for your teeth by observing the affect of soft drink on limestone.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

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.