Excite students as they learn about the Early Explorers during the Age of Discovery. This informational text takes a look at some of these ambitious world travelers that have helped map the modern world from the Vikings, Marco Polo, Christopher Columbus, to Amerigo Vespucci. Primary source materials offer a glimpse into the past as students immerse themselves with authentic maps, artifacts, and images from that era. Build literacy and subject content knowledge with this high-interest book that explores history, geography, and other social studies topics. Early Explorers provides access to every type of learner with appropriately leveled content. The reader contains text features such as captions, bold print, glossary, and index to increase understanding and build academic vocabulary. Aligned to McREL, WIDA/TESOL, NCSS/C3 Framework and other state standards, this text readies students for college and career readiness.