Science and Technology shows how American Indians developed science and created technology by observing the world around them. The people of Mesoamerica invented the zero, created accurate calendars,
Medicine and Health covers the many contributions American Indians have made to the world in these areas. Early Native peoples learned which plants and animals provided them with the best nutrition.
Trade, Transportation, and Warfare examines the contributions American Indians have made to these areas, with an emphasis on geography, economics, and social studies. The main question that the book
