School subjects and items

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Across
  1. 3. a wipeable board with a white surface
  2. 5. subject of numbers
  3. 6. subject that explains how things make energy and move
  4. 9. a machine that makes image appear on a screen
  5. 11. raspored sati
  6. 13. bilježnica
  7. 15. subject that deals w important periods in the past
  8. 16. subject of the natural world
  9. 17. an item for measuring
  10. 18. pano
Down
  1. 1. what everything is made of
  2. 2. painting and design
  3. 4. rječnik
  4. 6. TZK
  5. 7. penkala
  6. 8. radna bilježnica
  7. 9. olovka
  8. 10. a file with hard covers,you can insert pages
  9. 12. you keep your books there
  10. 14. udžbenik