The Qin Dynasty unified China under its first emperor, who built the Great Wall, created the Terracotta Army, and standardized writing and measurements. Though short-lived, the dynasty set the foundations for future Chinese empires.
Hidden Army: Clay Soldiers of Ancient China
Factual book for newly independent readers about the Terracotta Army
You Wouldn’t Want to Work on The Great Wall of China!
Humorous, informative look at the building of the Great Wall