Amazon.com description: Product Description: The ingenuity of China has been evident in their technology for thousands of years. People in ancient China are responsible for many significant breakthroughs, including gunpowder, paper, and the compass. Readers will be introduced to the ancient beginnings of Chinas technological dominance through some of their greatest achievements in farming, astronomy, and metalworking, while a timeline guides them through ancient Chinese history. Vivid photographs and historical images augment information about the building of the Great Wall and the Grand Canal, among other technological advances. Sidebars accompanying each section add even more detail to the informative social studies and science content. Whether interested in the development of money or early writing, readers will find the advances of ancient China captivating.