In Cell Phones, readers will learn about the science and technology behind the development of the cellular phone. Vibrant, full-color photos and carefully leveled text will engage readers as they learn more about the challenges overcome to create the cell phone and how this super science feat continues to improve our communication with the world. A Take a Look! infographic aids understanding, sidebars present interesting, supplementary information, and an activity helps readers learn more. Children can learn more about cell phones using our safe search engine that provides relevant, age-appropriate websites. Cell Phones also features reading tips for teachers and parents, a table of contents, a glossary, and an index. Cell Phones is part of Jump!'s Super Science Feats series.