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dOubLESHOW
dOubLESHOW 13
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2
dOubLESHOW 2x2x2
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2
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dOubLESHOW
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Puzzle XL
Puzzle XL 2026
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Puzzle XL 2024
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Puzzle XL 2021
Puzzle XL 2020
dOubLESHOW
dOubLESHOW 13
dOubLESHOW 12
dOubLESHOW 22/2
dOubLESHOW 10
dOubLESHOW 3
2
dOubLESHOW 2x2x2
dOubLESHOW 7
dOubLESHOW 6
dOubLESHOW
2
dOubLESHOW 2x2
dOubLESHOW 3
dOubLESHOW 2
dOubLESHOW
Month-long marathons
Yajilin Trail Run
Ring-Ring Rally
Tap into Tapa 2
Double Choco Delight
Tetromino Canvas Clash
Slitherlink Expedition
Skyline Magic
Tap into Tapa
Other contests
Nikoli month 2/2
Nikoli month 1/2
Twentyx 1/2-No numbers
6x6 duel
Anniversary duel
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Fuzuli
Rules
Place digits from 1 to 3 into the grid, so that each digit appears exactly once in each row and column. No 2x2 square can be completely filled with digits.
Click to see the answer.
Best puzzles
6x6
5x5
7x7
6x6
6x6
Hardest puzzles
13x13
7x7
7x7
7x7
7x7