Start your toy engines -- this is going to be a fast and friction-filled race!

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

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

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

Discover whether a metal will expand under hot water.

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

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

Slip some science into storm watching with a homemade rain gauge!

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

This biodiversity project examines the biodiversity in your own backyard.