The BSA crossword

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Across
  1. 3. ___ in the park
  2. 6. house that breathes fire
  3. 9. Ms Mcintosh nationality
  4. 11. check homework, perhaps
  5. 12. sister school
  6. 13. found in biology labs
Down
  1. 1. ___ hall
  2. 2. new school present?
  3. 4. old infrastructure
  4. 5. 6 across colour?
  5. 7. Head of senior school
  6. 8. iconic music group
  7. 10. snack provider?