This science fair project idea provides evidence that air is everywhere and takes up space.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

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.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Science fair project that examines condensation and the conditions needed in order for dew to form.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

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

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

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 idea explores substances that cause a bubble to last longer.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

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 discovers whether there are some objects that do not fall at a constant rate.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

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 teaches students about wilting and browning of salad greens.

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

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

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

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

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

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.