A grid-based logic puzzle
Color each cell black or white… and give your brain a workout.
Get Some Puzzles
Keyboard shortcuts
On desktop, these keys control a puzzle while you play:
- U — undo the last move
- R — restart the puzzle
- P — pause or resume
- H — show a hint
- N — skip to the next puzzle
- Enter — validate (when manual validation is on)
- Esc — open the menu
- Space — on 3-colour puzzles, switch between setting a colour and removing an option