This classic children's game demonstrates how sound travels through air vs. through a solid.

This project examines whether people's taste perception is influenced by what they see.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

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

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

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Discover whether a metal will expand under hot water.

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

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

This project investigates the affect of storage temperature on microwave popcorn.

In this project children practice the scientific method while playing with puffy paint.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

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

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

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

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

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 explores how osmotic pressure forces water through the root up into the plant.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.