5 × 5 Lights Out Puzzle · Stretch
The last light.
Switch off every light on a 5-by-5 board. Each press changes its square and its immediate neighbors.
Switch off
Stretch5 rows × 5 columns
Turn every light off. Selecting a square switches it and the squares immediately above, below, left, and right.
About this lights out puzzle
- Grid
- 5 × 5
- Difficulty
- Stretch
- Time limit
- None
Each press toggles one light and its immediate horizontal and vertical neighbors. Turn all 25 lights off. The starting board can be solved in 10 presses, but a longer solution counts too.
For the rules and a solving tip, visit lights out puzzles. Your unfinished board stays in this browser when saving is available.
Your pace is the right pace
Try a different little challenge.
Return to the library, or make today’s logic puzzle your next little win.