Jigsaw Sudoku Puzzle Book for Adults: 200 Hard to Very Hard Puzzles 9x9 (Volume1) - Paperback
Jigsaw Sudoku Puzzle Book for Adults: 200 Hard to Very Hard Puzzles 9x9 (Volume1) - Paperback
$17.78
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by Alena Gurin (Author)
The book contains 200 excellent Jigsaw Sudoku puzzles 9x9.
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.