Brrr! It’s getting cold outside. Some days, you might be able to see your breath.
You breathe out. A cloud forms! What’s happening?
Photo Credit: Shutterstock/Andrey Arkusha
In the Know
How Do Airplanes Fly?
Have you ever been on an airplane? Do you wonder … read more
In the Know
Living Art
This tree has not been painted. It is a rainbow … read more
In the Know
The Last Ice Age
About 20,000 years ago, ice covered much of Earth. Temperatures … read more