Across
- 4. a wide flat plain between the Tigris and Euphrates River
- 7. a region good for growing crops
- 8. a system of writing where triangular shapes stand for different symbols
Down
- 1. a brick- pyramid shaped temple
- 2. an independnet state consisting of a city and its surrounding territory
- 3. to supply water
- 5. the belief of more than one god
- 6. a trading system where people exchange goods without money