Discovering the technology of the ancient Americas

"The Maya, Aztec, and Inca peoples developed highly advanced civilizations in the ancient Americas. Readers discover some of the many technological developments made by these groups as they expand their knowledge of both social studies and STEM concepts. Farming techniques, pyramid construction, and the creation of calendars are just some of the topics highlighted in the informative main text and sidebars that break down fun facts about the science, engineering, and math behind these technological achievements. Colorful photographs and illustrations are also included to help readers visualize this part of the ancient world"--Publisher's website.