Lights Out
Turn off all the lights! Click a cell to toggle it and its adjacent cells.
Lights Out
Turn off all the lights!
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About Lights Out
Lights Out is a logic puzzle game. The board consists of a grid of lights that can be on or off. Clicking a light toggles it and all adjacent lights. The goal is to turn all lights off. Originally released as a Tiger Electronics handheld game in 1995.
How to Play
- Click any lit cell to toggle it and all adjacent cells
- Toggling means: ON becomes OFF, OFF becomes ON
- The goal is to turn all cells OFF
- Plan ahead — every click affects multiple cells
Tips for High Scores
- Work from top to bottom row by row for a systematic approach
- There is always a solution — keep experimenting
- Sometimes pressing the same button twice is part of the solution
FAQ
- Is every puzzle solvable?
- Yes, every puzzle configuration has at least one solution.
- Does the number of steps matter?
- The challenge is to solve it in as few clicks as possible.