ISBN-13: 9781535305549 / Angielski / Miękka / 2016 / 108 str.
ISBN-13: 9781535305549 / Angielski / Miękka / 2016 / 108 str.
This Sudoku puzzle book contains 250 very hard brain challenging levels of this popular puzzle game. Are you ready to get your brain buzzing? This is Volume 1 of my series of Sudoku puzzle books.