Emilia's exceptionally extensive enigma(mystery)

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Across
  1. 1. you put water in it to drink out of
  2. 4. you eat it
  3. 7. a spiky plant
  4. 10. a horse with a horn
  5. 11. the class we are in right now (no spaces)
  6. 13. comes down the chimney
  7. 16. can burn you
  8. 17. you sleep in them
  9. 18. you can draw/write on it
Down
  1. 2. creators name
  2. 3. creaters favourite food
  3. 5. You can write with it
  4. 6. put your rubbish in it
  5. 7. name of someone with red hair
  6. 8. a festive holiday
  7. 9. tall person in Rm 11
  8. 11. you wear it when it's cold
  9. 12. my favourite animal
  10. 14. human body part
  11. 15. you drink it