Kaitlyn Duling

Cell Phones Kaitlyn Duling

Most people carry a cell phone everywhere they go! But how do these everyday items work? This fact-filled title uses leveled text and bright photos to introduce the uses of cell phones, explore how they work, and consider what they might be like in the future. Diagrams help identify parts and explain how the phones work, while a question asks readers to think more deeply about the subject.