classes and school supplies

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Across
  1. 3. male/female student
  2. 5. science
  3. 8. music
  4. 9. physics
  5. 11. homework
  6. 12. art
  7. 13. test
  8. 16. stadium
  9. 17. history
  10. 18. biology
  11. 20. male teacher
  12. 21. window
Down
  1. 1. English
  2. 2. math
  3. 4. desk
  4. 6. book
  5. 7. scheduled
  6. 8. library
  7. 10. test;quiz
  8. 14. backpack
  9. 15. Spanish
  10. 18. computer science
  11. 19. female teacher