Parts of my body

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Across
  1. 2. this helps my arm to bend
  2. 4. this is all about my...
  3. 5. i use this to smile
  4. 7. some people like to chew these
  5. 9. 2 of these are called FEET
  6. 11. without these i couldn't stand up
  7. 12. this is how i hold my pen
  8. 13. i should brush these twice a day
  9. 16. i have 10 of theses but there not my fingers
  10. 18. i need this to smell
  11. 20. my eyes and nose sits on this
  12. 21. i need these to carry my books
Down
  1. 1. this is at the top of my body but not my hair
  2. 3. these sit at the bottom of my neck
  3. 6. i need this to write
  4. 8. these join my feet to my legs
  5. 10. i use this to taste
  6. 14. i need these to see
  7. 15. i need these to walk
  8. 17. some people have different coloured ....
  9. 18. this helps my head stay on my shoulders
  10. 19. i use these to hear