prehistory

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Across
  1. 5. middle stone age
  2. 7. a relative that lived in the past
  3. 9. the stone age or era
  4. 10. farming
  5. 13. people who hunt and gather plants to survive
  6. 15. makes task more efficient and easier
Down
  1. 1. to make a animal or plant to be more useful
  2. 2. new stone age
  3. 3. history that wasn't recorded
  4. 4. to move
  5. 6. a group of people who share the same culture
  6. 8. a strip of land that connects to another continent
  7. 11. sheet of ice that covered a part of the world for a period of time
  8. 12. rocks to worship gods
  9. 14. early ancestor of human