BACK TO SCHOOL

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Across
  1. 1. writing utensil
  2. 3. collection of books and materials
  3. 5. a room equipped with scientific equipment
  4. 7. subject which includes formulas
  5. 8. a person who teaches
  6. 10. an item to measure or to draw lines
  7. 11. an item that allows you to read and write
Down
  1. 2. a rubber
  2. 4. a person who is studying
  3. 6. subject which includes observation
  4. 9. subject which includes reading and writing