Across
- 2. an advanced society with complex social, cultural and political systems.
- 5. people specializing in other jobs.
- 7. (farming) cultivation of plants and animals for food and other uses.
- 8. an area between the Tigris and the Euphrates rivers.
Down
- 1. sumerian writing with wedge-shaped marks and lines.
- 3. farming technique used to control flooding.
- 4. temple that were like massive pyramids made of terraces linked by ramps and stairs.
- 6. one of the oldest civilizations in history.