How did early explorers navigate? Who was the first human to reach outer space? When did the first person reach the North Pole? Kids can find the answers to these questions and many more in this easy-to-use family reference book! Packed with important facts, The Look-It-Up Book of Explorers features 40 concise, exciting accounts of explorers from around the world and throughout time, from the Vikings to the astronauts! Illustrated with photographs, drawings, and maps, this book makes it easy for kids to explore!