Across
- 1. history
- 2. economics
- 5. library
- 7. quiz
- 8. chemistry
- 9. art
- 10. school
- 11. trimester
- 12. psychology
- 13. clock
- 15. Spanish
- 16. window
- 17. eraser
- 19. sociology
Down
- 1. house
- 3. semester
- 4. homework
- 6. music
- 11. course
- 13. exam
- 14. laboratory
- 18. schedule