This book explores the topic of digital money, highlighting cryptocurrency's history, how it works, and its benefits and drawbacks. The book also includes a table of contents, two infographics, informative sidebars, two Case Study special features, quiz questions, a glossary, additional resources, and an index. This Focus Readers title is at the Voyager level, aligned to reading levels of grades 5-6 and interest levels of grades 5-9.