books.google.de - What happens when someone picks up a telephone, dials a number, and hears the ring at the other end? Expanding a young person's awareness of the way technology works in daily life, the author focuses on calls two teenagers make about an upcoming dance to explain communications technology. Features full-color...http://books.google.de/books/about/Get_the_Message.html?hl=de&id=2NSgs1fghVcC&utm_source=gb-gplus-shareGet the Message
