Snail Sudoku puzzle type appeared in Oğuz Atay Puzzle Contest (OAPC)-2 championship and The Last Sudoku Competition Before

**World Sudoku Championship**. After solving one**Sudoku**of this type one will realize immediately that this more of puzzle type than a Sudoku. However, this is named as Sudoku in the many championships this puzzle type. So I am retaining the same name Snail Sudoku in at**.**__Fun With Puzzles website__

__Rules of Snail Sudoku__
Fill the grid with digits 1~4, so that each digit appears exactly once in every row, column and every 3x3 spiral. Digits should be placed orderly in the spirals, from the entrance to the centre. The numbers outside the grid indicate the first seen number from that direction.

I have created following Snail Sudoku puzzles and posted it on the Fun With Puzzles website.

**Snail Sudoku (Logical Puzzles Series #6)**

Snail Sudoku (Daily Sudoku League #74)

Snail Sudoku

Snail Sudoku (Daily Sudoku League #74)

Snail Sudoku

Checkout more Sudoku Variations by clicking on the below image

Sudoku Variations Main Page |

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