OSA and NSA

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Across
  1. 3. Latian word that means about or around
  2. 5. Animals that have been trained for human use
  3. 7. Painting on the walls of caves
  4. 9. Period of time where glacors covered the world
  5. 10. A family brought together (20-50 people)
  6. 11. an extra suply of something
Down
  1. 1. moving place to place
  2. 2. gathers People who live off hunting and gathering
  3. 4. Farming
  4. 6. To give goods for other goods
  5. 8. A time where writing didn't exist