epv

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Across
  1. 3. the training of plant and animals to make them more useful to humans
  2. 4. old stone age
  3. 8. new stone age
  4. 11. an object used to help a person accomplish a task
  5. 12. to go to a place
Down
  1. 1. to do one thing well
  2. 2. human existence in cities
  3. 5. farming
  4. 6. the time before there was writing
  5. 7. an extra supply of something
  6. 9. long period of time
  7. 10. people who moved place to place to meet there basic needs