Classes and school supplies

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Across
  1. 2. Music
  2. 4. Physics
  3. 6. window
  4. 7. Biology
  5. 8. Male teacher
  6. 10. Test; quiz
  7. 11. Computer science
  8. 12. desk
  9. 14. Schedule
  10. 15. Spanish
  11. 18. English
  12. 19. libary
  13. 20. Female teacher
Down
  1. 1. backpack
  2. 3. Math
  3. 5. stadium
  4. 6. Homework
  5. 9. Art
  6. 11. History
  7. 13. Science
  8. 14. Test
  9. 16. book
  10. 17. Male/female student