This book reveals the fascinating history of GPS, from when it was first invented to the latest innovations, as well as the changes it has created in people’s lives. The book also includes a table of contents, fun facts, a That’s Amazing special feature, quiz questions, a glossary, additional resources, and an index. This Focus Readers title is at the Beacon level, aligned to reading levels of grades 2-3 and interest levels of grades 3-5.
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