Prehistory Crossword

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Across
  1. 5. an ancient Mesopotamian temple tower
  2. 6. a member of a people who move from place to place
  3. 8. the latest period of the stone age
  4. 10. a logo-syllabic writing system
  5. 12. an advanced state of human society
  6. 13. the study of human past
  7. 15. the scientific name for humans
  8. 17. a crescent-shaped region in the Middle East
  9. 18. a skilled craft worker who makes things by hand
  10. 19. a graphical symbol that conveys meaning
Down
  1. 1. a period when humans used stone tools
  2. 2. the critical transition that created agriculture
  3. 3. prehistoric megalithic structure
  4. 4. an object made by man
  5. 7. a person who makes copies of documents
  6. 9. arrange into a systemic code
  7. 10. the customs of a particular nation or people
  8. 11. to tame an animal to use for farming or as a pet
  9. 14. a member of people who live chiefly hunting, fishing, etc
  10. 16. period of time before written records