open things

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Across
  1. 3. book room
  2. 5. pandas of the sea
  3. 7. y5-8th
  4. 8. on the wall
  5. 10. winter water wonderland
  6. 11. Mr tim, Justin and bridget
  7. 13. first key rule
  8. 14. second key rule
  9. 15. J&k
Down
  1. 1. secret room
  2. 2. we inclued
  3. 4. city of trees
  4. 6. staff
  5. 9. Third key rule
  6. 12. K&J