Across
- 2. Early humans learned to make _____
- 5. Early human ancestor
- 8. Early humans were closely related to____
- 9. area from mouths of Tigris and Euphrates to the Nile valley
- 11. Cavemen would ____ for their food
- 12. General name for food grown in fields
- 14. first known civilization
- 15. east Where most of the earliest civilizations were located
Down
- 1. Early civilizations used _____ to water crops
- 3. A word people use to describe early humans
- 4. Another name for the stone age
- 6. Early humans made _____ out of stones for hunting
- 7. Early humans lived in______
- 10. Most early civilizations were built by these
- 13. age A name for the earliest time of humans