Binary Bits
Binary logic puzzle, free to play online. Suns and moons. Never three in a row.
Fill every square with a sun or a moon. Never put three of the same next to each other, and make every row and column half suns and half moons. Each puzzle has exactly one answer you can find with pure logic, from quick 6 by 6 grids to tricky 12 by 12 ones, plus a daily puzzle.
How to play
- Tap a square to cycle sun, moon and empty.
- No three suns or three moons in a row, across or down.
- Every row and column holds the same number of suns and moons.
- Faded dots mark the squares that were given to you.