Kirby's puzzle

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Across
  1. 3. stringed instrument
  2. 4. thing you call with
  3. 6. object for flipping food
  4. 8. building you live in
  5. 10. bouncy thing
  6. 11. thing to sit on
  7. 13. little person who works at the north pole
  8. 15. thing to carry your school supplies
  9. 16. yellow fruit
  10. 17. unicorn of the sea
  11. 18. common four-legged pet
Down
  1. 1. flying snow vehicle
  2. 2. big thing with branches
  3. 4. rest your head on it
  4. 5. tropical fruit
  5. 6. fruity drink
  6. 7. sour citrus fruit
  7. 9. magical christmas being
  8. 12. square cloth
  9. 14. small green reptile