OSA/NSA

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Across
  1. 3. a length of time
  2. 4. People who travel from place to place to follow their animals
  3. 5. An oversupply of something
  4. 6. giving goods to people to recieve goods
  5. 7. Making animals useful for humans
  6. 9. the time where stone tools were the main form of technology
Down
  1. 1. Main form of technology in both ages
  2. 2. the main idea that made the NSA the NSA
  3. 4. the time where a big idea changed how we found food
  4. 8. Small units of people from 20-50