Science and Technology

ISBN-13: 9780816053971 / Angielski / Twarda / 2005 / 150 str.

Emory Dean Keoke; Kay Marie Porterfield

Opis

Shows how American Indians developed science and created technology by observing the world around them. The people of Mesoamerica invented the zero, created calendars, and developed writing systems. Today American Indians are scientists, doctors, and engineers, carrying a heritage of curiosity, observation, and invention into the future.