Here it comes: a revolution in sudoku solving! This is by far the most complete guide to cracking these addictive puzzles ever produced, with tricks even the ex

Sudoku designers the world over will weep and gnash their teeth at the revelations in this comprehensive guide to cracking the addictive puzzles--but solvers wi

Sudoku has become an addiction for millions--and that’s great, because mind games help keep our brains in good working order. But even though the rules are si

The "Hidden Logic of Sudoku" provides the first systematic perspective of the logical symmetries of the popular game. These are fully exploited to define new gr

The perfect gift for any sudoku puzzle master! The author of Sudoku Genius returns with 144 challenging new puzzles and a master class in the very most advanced