Ancient China

1. The divine principle that justified the legitimacy of rulers and could be revoked by misrule.
3. The plant whose versatility made it essential for tools, construction, and even early writing surfaces.
5. The revolutionary material invented during the Han dynasty, transforming record-keeping and communication.
6. The innovative navigation tool that relied on Earth’s magnetic field, revolutionizing exploration.
9. The rigid political philosophy advocating strict laws and severe punishments to enforce societal order.
10. The prized material produced through the secretive cultivation of silkworms, central to Chinese trade.
13. The volatile invention that originated in alchemy and reshaped global warfare.
18. The unpredictable river often called "China’s Sorrow" due to its devastating floods.
19. The influential thinker whose teachings emphasized filial piety and ethical governance.
20. The philosophical concept depicting the duality of opposing forces in harmony within the universe.

2. The life-sized clay army crafted to accompany Emperor Qin Shi Huang in his afterlife.
4. The inscribed animal bones and shells used by Shang dynasty priests for divination.
7. The ancient trade network that facilitated the exchange of goods, culture, and ideas between China and the West.
8. The artistic practice of stylized writing, considered a high cultural achievement in ancient China.
11. The dynasty renowned for its advancements in science, trade, and governance, lasting over four centuries.
12. The colossal fortification constructed to defend against nomadic invasions from the north.
14. The ultimate authority figure in ancient China, often regarded as the "Son of Heaven."
15. The chaotic era of regional conflict and political fragmentation prior to the unification under Qin.
16. The exquisite ceramic known as "white gold," which became a major Chinese export.
17. A ruling family whose reign is marked by a sequence of generations in Chinese history.