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

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

This science fair project idea explores whether talking to a plant will help it grow.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

This science fair project idea explores which fruit molds the fastest.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

In this experiment you will replicate the mummification process by making a hot dog mummy.

This science fair project idea investigates the hardness property of minerals.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

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.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

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

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

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

Discover whether cold or hot water from the faucet will boil faster on the stove.

This science project teaches students to classify different shapes of leaves.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.