Across
- 2. a time when agriculture was born
- 3. the early Stone Age
- 6. a crescent-shaped area in Western Asia that was formed by two rivers
- 9. to tame an animal
- 11. objects made by a person
- 13. a stone circle made in the Stone Age
- 15. a time before written records
- 16. a person who moves from place to place
- 18. the arrangement of law into a code
- 19. a picture or symbol that represents a word or phrase
- 20. a human society
Down
- 1. a person who finds or gathers food for people
- 4. the study of the past
- 5. the characters used in ancient writing
- 7. a learned behavior passed down from one generation to the next
- 8. Scientific word for humans
- 10. a record-keeper
- 12. a person in skilled trade
- 14. the later Stone Age
- 17. a rectangular-shaped structure built to worship god