4 × 4 Lights Out Puzzle · Tricky
The twilight turn.
A trickier four-by-four arrangement. Try a press, watch the cross-shaped change, and use Undo to explore.
Switch off
Tricky4 rows × 4 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
- 4 × 4
- Difficulty
- Tricky
- Time limit
- None
Each press toggles one light and its immediate horizontal and vertical neighbors. Turn all 16 lights off. The starting board can be solved in 7 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.