This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

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.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

This experiment tests which gender is better at catching how a magician performs his tricks.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

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

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

How clean is the air we breathe? The answer might surprise you. Learn how to investigate local air quality with this cool science fair project.

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?

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

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.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

This science fair project idea observes products available in the school cafeteria and waste produced by these products.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

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

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.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

In this project, waves of vibrations are experimented with using water in glasses.