Stone age

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Across
  1. 2. wood covered in mud
  2. 5. crushed rocks
  3. 8. old age
  4. 9. woven plant fibers
  5. 13. moved place to place looking for food
  6. 14. floats across water
  7. 15. used to cook
Down
  1. 1. new age
  2. 3. hard rock that can be broken into sharp pieces
  3. 4. middle age
  4. 6. first domesticated animal
  5. 7. built around river valleys
  6. 10. in the late Neolithic
  7. 11. worshiped beings
  8. 12. domesticated wild plants