Across
- 2. These cities included ______
- 4. _________ was the first great thinker.
- 7. Worked in rice fields that aristocrats owned.
- 9. The belief that humans were naturally evil.
Down
- 1. Flooding control and __________ systems.
- 3. The yellow river.
- 5. The _____ built the first cities in China.
- 6. _______ of Heaven.
- 8. Royal officials and warlords.
- 10. Lowest class.