Across
- 5. The ____ system allows the exchange of services and goods without money.
- 6. A ____ will continue to rule the empire.
- 9. I want to live on the ____ because it is flat.
- 10. It is good we live in a ____.
Down
- 1. The early people had to be protected or they would be ____.
- 2. An early ____ used to write on clay tablets.
- 3. ____ soil is needed to grow crops.
- 4. The king and his family are ruling a ____.
- 7. The Sumerians had to make a ____ to keep peace.
- 8. The ____ enjoys creating masterpieces.
