Description: "Explains sounds waves, radio waves, and other key science ideas behind the technology of cell phones. Discusses the parts of a cell phone as well as the path a call travels, and the social significance and future of cell phones." --
Brief description: Nadia Higgins has written more than 60 books for children. She loves to look for odd facts, great quotes, and interesting details in stories. She grew up in Rhode Island and now lives in Minnesota with her family.