Across
- 3. tools and weapons crafted from bronze
- 7. provided water for farming fields
- 8. things left to us from the past
- 10. laid the foundations of math and science
- 11. revolutionized transportation
Down
- 1. made it easier to cultivate large areas of land
- 2. created code of laws
- 4. had own ruler and own farmland to provide food
- 5. place of worship
- 6. created from astronomical observations for time keeping
- 9. earliest form of writing