Early Americans

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Across
  1. 2. State political unit that controls a city and land
  2. 4. entire way of life for a group of people
  3. 6. small communities
  4. 8. a cord or string with knots used as numbers
  5. 9. wide flat steps of land for farming
Down
  1. 1. a complex society of people sharing
  2. 3. extra amounts of something
  3. 5. thick sheets of ice
  4. 7. raised roads made of packed earth