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

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

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

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

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

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

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.