The Stone Ages

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Across
  1. 4. Farming.
  2. 5. An early ancestor of humans.
  3. 6. A strip of land connecting two continents.
  4. 8. Huge stones used for monuments
  5. 9. The way to change plants or animals to make them useful.
  6. 11. A group of people who share a common culture.
  7. 13. The middle f the stone age.
  8. 14. People who hunt animals and plants.
  9. 15. A device that helps you do something.
Down
  1. 1. The new stone age.
  2. 2. The first part of the stone age.
  3. 3. A time when the world had very cold weather.
  4. 7. To Move.
  5. 10. A relative who lived in the past.
  6. 12. The time before there was writing.