Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

Start your toy engines -- this is going to be a fast and friction-filled race!

This science fair project idea examines the reason boats are shaped and engineered.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

Will the shape of an ice cube impact how fast the ice melts?

Test your friends to find out if you can replicate the placebo effect's incredible results.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

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

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

This science fair project idea identifies clouds as a means of predicting the weather.

This science fair project idea experiments with spinning color wheels and optical illusions.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

In this science fair project, students use the streak test to tell minerals apart from each other.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

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

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

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

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.