3Travel along the U.S. Interstate Highway System! This social studies book explores how this network of fast-paced freeways changed how Americans live and move. The U.S. Interstate Highway System provides 48,876 miles of roads that get Americans where they need to go. This teacher-approved book shows students how interstate roads have evolved and grown over time, including the history of roads built by native peoples. The book covers the geography, history, and economics surrounding the Interstate Highway System in an easy-to-follow way. With a glossary and index, useful discussion questions, and other key features, this book gives students a meaningful inside look at the important role of the U.S. Interstate Highway System.