Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

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!

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

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

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

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

Find out whether matte or shiny nail polish lasts longer.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

This science fair project idea determines the most effective method of preserving food.

This science fair project idea explores the different properties & interactions of sugar molecules.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

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

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

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

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

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.

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

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.