A lively guide that teaches how to investigate history while it explores and explains various theories about the discovery of America. For grades 5-7.

Examines the races, tribes, wanderers, and explorers who may have found America before Columbus, including the prehistoric nomads who crossed the land bridge fr

Discusses the possibility that America was discovered by someone other than Columbus.

"Follows the stories of ancient nomads, Leif Eriksson, and Christopher Columbus as they make their way to a new land we now call America"--Provided by publisher

More than 200 million years ago, geological forces split apart the continents. Isolated from each other, the two halves of the world developed totally different