The ability to talk, play a game, or share music with someone on the other side of the world is quite the technological feat. This fascinating book explores the vast communication that allows computers all over the world to share data. Students will discover Wi-Fi, radio waves, telecommunications, and the differences between a wired and wireless network. Readers will learn about the biggest computer network, the internet, and better understand how computers talk to each other to make worldwide communication possible. This volume ties in nicely with Common Core STEM curriculum and has a glossary and vocabulary boxes for more difficult words.