Concise, easy-to-read introductions to various topics in U.S. history use primary documents and photography, as well as timelines, maps, and other tools, to teach important facts about our past.
A biography of the sixteenth-century cartographer Gerardus Mercator, who invented a method of projecting the curvature of the Earth's surface on to a flat sheet of paper.
Presents the biography of the seventeenth-century French explorer who became the first European to travel the entire length of the Mississippi River and claim not only the river but also the land arou
"A biography of the sixteenth-century Spaniard who explored Florida and other southern states, and became the first white man to cross the Mississippi River."
