Revised February 2017 - with All New Puzzles. Collection of 1200 computer generated Sudoku puzzles of the world's most popular number game. All puzzles in this book are generated using our own invented algorithm that can generate puzzles of any dimension, even 81x81. The number of possible boards is only theoretically estimated so far. Our algorithm can generate all these boards practically. The algorithm generates puzzles at random keeping each puzzle unique.