No lo tengo

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Across
  1. 5. I don’t have it
  2. 8. Experiments
  3. 11. Life
  4. 13. Paints
  5. 15. Calculator
  6. 16. Instruments
  7. 18. Math
  8. 20. Art
Down
  1. 1. Different
  2. 2. Red
  3. 3. Dictionary
  4. 4. Class
  5. 6. Science
  6. 7. Uniform
  7. 9. Punishment
  8. 10. Now
  9. 12. Similar
  10. 14. I need
  11. 17. Black
  12. 19. Spanish