ISBN-13: 9781505676952 / Angielski / Miękka / 2014 / 182 str.
Wordoku or Alphabet Sudoku is played in the same way as Sudoku, except it uses letters instead of numbers. This book is ideal if you love to solve difficult Wordoku puzzles. In this book, you do not need to wade through easy Wordoku puzzles before getting to the real brain teasers. Once you pick up this book, you won't be able to put it back down. You have been warned Wordoku 9x9 - Hard is a collection of 276 puzzles: