Lights Out
A 5×5 grid of lights where every press flips a light and its four neighbours. Clear the board before the clock runs out, then do it again on a harder level.
▶ Play Lights Out nowHow to play
- Tap or click a light to flip it and the four lights next to it.
- Switch every light off to clear the level; each level starts with more lit cells.
- Clear as many levels as you can in 120 seconds. Arrow keys move between cells.