The Times Fiendish Su Doku Book 3

A new collection of previously unpublished Fiendish Su Doku puzzles with the added bonus of 30 Super Fiendish puzzles. Perfect for the advanced solver in need of a constant supply of ultra-difficult puzzles. Guaranteed to provide hours of absorbin...

9780007319671
Böcker > Sport, fritid & hobby > Hobby, spel & lekar > Huvudbry & frågelekar > Sudoku & sifferpussel