extreme
131Su Doku Grandmaster: Book 1 (2012)
Brace yourself! This book contains some of the most difficult Su Doku puzzles ever created on earth, puzzles so hard they have never been set down in print before. Compiled by Andrew Stuart, a top… 699 руб132Su Doku Grandmaster: Book 2 (2012)
Take cover! This second book in our Su Doku Grandmaster series contains even more of the most ferocious puzzles ever to stalk to earth, puzzles so hard they have never been set down in print before… 599 руб
