C puzzle

123456789101112131415161718192021
Across
  1. 4. someone who eats other people
  2. 6. you are in one at school
  3. 7. distance around a circle
  4. 9. not warm
  5. 10. large dangerous reptile
  6. 12. black woodwind instrument
  7. 13. device taking photos
  8. 14. a puzzle like this one
  9. 15. bowl-shaped container with holes, used in kitchen
  10. 17. candy or drink made from cacao
  11. 18. sleeping in a tent
  12. 19. large animal with one or two humps
  13. 20. other word for taxi
  14. 21. smart
Down
  1. 1. small farm bird
  2. 2. little machine to do maths with
  3. 3. type of nut
  4. 5. person who makes things out of wood
  5. 6. computer gaming equipment
  6. 7. where the pilot of a plane sits
  7. 8. other word for building
  8. 11. amusing drawings or animated film
  9. 16. long-term weather in an area, it's changing too
  10. 17. vegetable with green or purple leaves
  11. 18. put things together to tell what is different or similar