Earth is covered with water. Most of the water is in oceans. Ocean water is salty. Some water is in lakes and rivers. Most lakes and rivers are not salty. They have fresh water.
Photo Credit: Studio Photogram/Alamy Stock Photo
In the Know
Heroes in the Skies
The Tuskegee Airmen were the first African American pilots in the … read more
In the Know
Earth Day: Young People Against Climate Change
Earth Day is April 22. We think about how we … read more
In the Know
Turkey Talk
It’s almost turkey day. So, let’s talk turkey! Amuse your … read more