What FACTS ABOUT ROCKS do you know? They are abundant on earth, and yet little is known about them. These facts will increase your knowledge of the rocks.
Sound as we know it does not exist in space. That’s because, on Earth, sound mainly travels to our ears via vibrating air molecules. Because space is a vacuum, meaning there is no matter at all ...
A class of second graders at Sweeney Elementary School got to learn about geography the fun way last week – by guessing where another class lives using Skype online messaging. Teacher ...