Click to play
x
Controls

Controls

  • Click once to change state
  • Click and drag to mark multiple cells as empty
  • Zoom with mouse scroll wheel
  • Pan with right button
Hidden Oxygen

Hidden Oxygen
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Hidden Oxygen
Click to play
This game is not available on mobile.
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Play Hidden Oxygen Online for Free

Hidden Oxygen is a logical grid-based puzzle game that is inspired by Sudoku. You need to figure out the correct placements of oxygen atoms.

Instructions:

Controls

  • Click once to change state
  • Click and drag to mark multiple cells as empty
  • Zoom with mouse scroll wheel
  • Pan with right button

Hidden Oxygen can be played both on PC and mobile devices

Difficult2DLogicSudoku
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