Across the Continent

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Across
  1. 5. cassava
  2. 6. The Bering Strait connected Alaska to this country
  3. 7. The fiercest warrior tribe
  4. 10. This was used for hunting in the Amazon Basin
Down
  1. 1. The first people were said to be
  2. 2. The leaves of this plant was used to make cloth
  3. 3. corn
  4. 4. A building for protection
  5. 8. heaped up earth
  6. 9. This was an adaptation of the hunting spear
  7. 11. Potato was the main cash crop in ______