Have you ever wondered how to hit a baseball? It is just a matter of giving it a push. You can even hear the ball hit the bat.
Photo Credit: Rob Friedman/E+/Getty Images
In the Know
Ear Muscles
Dogs can move their ears. They use ear muscles. This … read more
In the Know
The First Hot Air Balloon Flight
People have always dreamed of flying. How did engineers first … read more
In the Know
How Do Glow Sticks Work?
Have you ever played with a glow stick? You bend … read more