Across
- 3. - Created systems for writing and doing advanced math.
- 7. -travel, move from one place to another
- 8. - Large animal that once roamed the plains by the millions.
- 10. - The system by which a group makes, shares and uses goods.
- 11. -Travel to hunt and gather food
Down
- 1. - Systems for bringing waters to dry fields
- 2. - Change to a specific situation or environment
- 4. - Plant and raise food
- 5. - Set of beliefs and way of life that is special to a specific group.
- 6. - Individuals way of life
- 9. - Skilled farmers