New and Old Stone Age

123456789101112131415
Across
  1. 3. what did people use in STONE times
  2. 4. herb, opposite of meat
  3. 6. farming
  4. 8. hot, burn
  5. 11. food, meat, hint hint
  6. 14. a job
  7. 15. crops (I really don't know what else to put for this one without saying what it is)
Down
  1. 1. New stone age
  2. 2. you know him (6 mascot)
  3. 5. Old stone age
  4. 7. animals, pets
  5. 9. Ice, 100000
  6. 10. cave... paint...?
  7. 12. same thing as 7
  8. 13. first city