Escape game

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Across
  1. 5. It's a subjects where we need to calculate
  2. 7. It's the paper on a book
  3. 8. It's the language we speak in DNL
  4. 9. It's the color of the fire
  5. 10. Geometry
Down
  1. 1. It's an element and it's hot
  2. 2. It's a technological object with a keyboard and a mouse
  3. 3. English is a ...
  4. 4. You're actually here
  5. 6. It's a geometrical figure who has 3 sides