The Great Wall is the best known structure that the ancient Chinese built. But the ancient Chinese were also great inventors. Learn how the ancient Chinese struggled through periods of cruel leadership while making great advances in science, art, and medicine.[...]
Imagine building a pyramid that stands more than 400 feet 180 kilograms tall. Now imagine building it with stone blocks weighing thousands of pounds and no heavy equipment. The ancient Egyptians accomplished this job and more. Explore what makes ancient Egypt stand out as one of historys greatest ci[...]