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
Ruby Bridges Goes to School
In the past, some laws kept Black children from going … read more
In the Know
Colorful Coral
Corals are tiny, colorful animals. Corals grow and divide. This makes … read more
In the Know
Jane Addams Day
December 10 is Jane Addams Day. Why was Jane Addams … read more