School work lol

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Across
  1. 4. A wanderer that does not have a permanent home.
  2. 7. A wandering group of people.
  3. 8. Knowledge put to practical use to solve problems.
  4. 9. A talented craftsperson.
  5. 10. A device make life easier.
  6. 11. A process of cultivating food or taming animals for human to use.
  7. 12. A level of human development where people live together
  8. 13. Age: A period of human development characterized by the development of stone.
  9. 14. Getting better at something
  10. 15. An amount of left over
Down
  1. 1. The number of people.
  2. 2. A yellowish brown metal alloy of copper.
  3. 3. Age: A period of human history characterized by the development of agriculture and the domestication of animals.
  4. 5. A widespread transition of humans from hunter gatherer societies to farming settlements
  5. 6. Age: A period of human history between the middle of the Paleolithic Age and the Neolithic Age.