How to play
- Tap any cell — it and its neighbors flip.
- Turn every light off to win.
- Fewer moves means a better score.
Controls
- Desktop
- Click cells. Tab + Enter also works.
- Mobile
- Tap cells.
Category: PuzzleDifficulty: Medium
Tapping a light toggles it and its four neighbors. Darken the whole board in as few moves as you can — every scramble is guaranteed solvable.