Explorers Grades 4-6 Author:Glenda Nugent Literature-based activities for thematic teaching about Explorers. Chapters include: Early Exploration; The Age of Discovery; The North American Frontier; and The New Frontiers. The book begins with activities about Early Man, Chinese Exploration, African Exploration,The Vikings. The chapter titled "The Age of Discovery" includes activities r... more »elated to Marco Polo, Prince Henry the Navigator, Christopher Columbus, and other European Explorers. The "North American Frontier" chapter covers the Northwest Territory, the Louisiana Purchase, and the Mountain Men.« less