Engineers in training can get started with this simple wheel-and-axle construction activity.

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?

This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.

This science fair project idea's objective is to understand the concept of air pollution and examine the quality of air in our environments.

It's a rare kid who doesn't like a sandbox. Next time you're out digging, build in some earth science, too.

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

This science fair project examines how seeds hitchhike on animals and clothing.

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

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 project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Creating a home for a toad is an easy and fun project for kids. Here's how to make your very own toad abode.

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

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.