Play with balance and simple engineering as you hurry to create a sturdy rock tower.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

In this project, a basketball containing different psi is dropped to see how well it bounces.

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

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

In this activity your child will create their very own marble maze!

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.