
Jigsaw Sudoku Puzzle Book for Adults: 400 Hard Puzzles 9x9 (Volume1) - Paperback
Jigsaw Sudoku Puzzle Book for Adults: 400 Hard Puzzles 9x9 (Volume1) - Paperback
$21.83
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by Alena Gurin (Author)
The book contains 400 excellent Jigsaw Sudoku puzzles 9x9 at the level of Hard.
Jigsaw Sudoku has irregular shaped blocks as opposed to the 3x3 square blocks in a regular Sudoku puzzle. Your task is to fill each row, column and irregular shape with the numbers 1 - 9, no number may appear twice in any row or column and irregular shape.



















