Discover the interactions of synthetic dyes and natural dyes on natural and artificially-made fabrics.

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

This science fair project determines if the allelopathic chemical produced by the black walnut tree biodegrades immediately or persists over several days.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

This science fair project idea discovers the effect of (high) heat on animal cells.

In this science fair project, students use hot and cold water to simulate what happens when a warm front meets a cold one.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

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

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

Learn all about balance and motion as your child designs a corn maze!

Compare the amount of ozone in various locations with this science fair project that will have your kid create her own ozone strips!

If your mom likes flowers, make her a sweet gift that she'll treasure with this fun craft, a pretty Pressed Flowers Card!

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

Science fair project that examines various techniques for removing wrinkles from polyester garments to understand why polyester garments become wrinkled.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

People have favorite flavors, but what about ants? Which ant food is the most popular?

Which type of sunglass lenses gives you the best protection from the sun's harmful UV rays? Find out in this cool science project!

Determine whether the application of Febreeze will lower the bacterial count.

This experiment investigates if small changes in your diet can alter your basal body temperature.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Do this activity to help your kids see how seeds contain "baby" versions of big plant stems, roots, and leaves.

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

This experiment will explore the possibility of creating an infinite object by hand.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.