This science fair project idea investigates the hardness property of minerals.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Checkerboard play challenges students to use spatial reasoning and computational thinking.

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

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

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.

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 examines which type of insulation holds in the most heat.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

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

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Find out whether a longer airplane will fly farther or a wider paper airplane.

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

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

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

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

This science fair project idea investigates if fats add to the flavor of food.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

This science experiment has students test whether a snail moves faster on concrete or dirt.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.