Annotation: "The scientific developments of the ancient world marked the beginning of civilization and ushered in a whole new way of interpreting and interacting with the world. These developments include encompasses essential technology that we still depend on today--animal domestication, clocks and calendars, irrigations systems, and so much more. The main text is amply supported by primary sources, sidebars, diagrams, biographies, and of course timelines! Readers are sure to enjoy taking a trip into the ancient past to learn all they can about ancient technology."--Amazon.