Things will get better

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Across
  1. 2. it's a kind of treasure hunt with a mobile phone
  2. 3. a weapon like a shield or sword
  3. 6. opposite of come in
  4. 7. a kilt is a ... for Scottish men
  5. 9. when a woman marries she becomes a ...
  6. 13. an artist must be ...
  7. 14. you find coal or tin in there
  8. 16. to ask somebody or to look at somebody
  9. 17. two children who are born at the same time by the same mother
  10. 18. another word for club
  11. 21. a pair of jeans for example
Down
  1. 1. adj: from a special place
  2. 4. you call him/her when your toilet is broken
  3. 5. the top part of a house
  4. 7. you thry to do that with this crossword
  5. 8. a metal that can be found in Cornwall
  6. 10. without that no lamp of PC can work
  7. 11. Santa Claus comes through here on Christmas
  8. 12. the first room you come into when you go into a house
  9. 13. opposite of go out
  10. 15. thunder does that
  11. 19. a cave can be ... inside a mountain
  12. 20. a thing you need to repair something