In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

In this science fair project, students create their own miniature salt flats at home.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

In this science fair project, students make their own rain gauge to measure rainfall.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

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

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

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

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

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 idea observes products available in the school cafeteria and waste produced by these products.

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

Do you think heat can affect a plant's growth rate?

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.