1. Elementary school 2. Middle school 3. High school 4. Grade 5. Class 6. Teacher 7. Student 8. Homework 9. Exam 10. Textbook 11. Backpack 12. Pencil 13. Pen 14. Notebook 15. Dictionary 16. Calculator 17. Classroom 18. Cafeteria 19. Recess 20. Science 21. History 22. Math 23. English 24. Art 25. Physical education 26. Music 27. Geography 28. Biology 29. Chemistry 30. Physics
