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

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.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

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

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

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

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

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.

This science research project challenges students to think of more effective lobster farming methods.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

Challenge your learner to design and build a city of their own in this creative engineering activity.

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

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

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

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

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

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.

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.

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

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 provides evidence that air is everywhere and takes up space.