Logic puzzles

Lights Out

Each press flips a light and its neighbours. Switch them all off.

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How to play

  1. Pressing a light toggles it and the lights above, below, left and right.
  2. Turn every light off.
  3. Try to match the minimum number of presses.

Controls

Mouse, touch or keyboard (arrow keys and Enter).

About this game

Free Lights Out on a 5×5 grid, with a daily board. Every board is solvable, the minimum number of moves is shown, and a hint points to a correct press.

Grid
5 × 5
Levels
3, by minimum moves
Help
Optimal hint