This science fair project examines the vein structure (venation) of leaves in order to determine the class of the plant sample.

This biodiversity project examines the biodiversity in your own backyard.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

Science fair project that compares the properties of different fabrics to determine whether natural or synthetic fabrics are better at wicking away moisture.

This science fair project idea addresses tempo, and whether faster or slower music works better as a study aid.

This science fair project idea determines if material and tensile strength of different types of skateboard wheels affects the velocity of the skateboarder.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

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!

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

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

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

This science fair project determines the quality of a given product.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Science fair project that compares the relative carbon dioxide concentrations of various gases, including different types of vehicle emissions.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Research what is known about Alzheimer's disease and its treatment, and then prepare a script for television to educate the public.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

In this fun science experiment, make a balloon car and test it on different surfaces to learn about sliding friction and rolling friction.

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Study the anatomy of the brain and the functions of the corpus callosum. Research split brain surgery and its impact on advances in neuroscience.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Learn the chemistry and physics of the brain, how our nervous system work. Demonstrate that the brain is an electrical and chemical machine.