Readers will be as fascinated by the inventive and useful items the Aztec, Maya, and Inca cultures created before any Europeans arrived in the Americas. From hieroglyphs and special record-keeping systems to well-developed Incan roads, the technology described adds fun and interesting scientific detail to a common subject of the social studies curriculum. Colorful photographs of buildings and artifacts as well as artistic renderings of history will draw readers into the world of the ancient Americas.