Across
- 3. a new method or idea
- 8. hierarchy of groups of people based on social and economic status
- 9. type of society controlled by men
- 10. a system where people are ranked by their status
Down
- 1. first formal writing system created in Mesopotamia
- 2. buying and selling goods
- 4. ancient civilization between Tigris and Euphrates Rivers
- 5. human society made up of multiple cities and cultural developments
- 6. ancient civilization known as "Land of Gold"
- 7. supply of water to crops
- 11. a valley formed by flowing water