Download or read book Сlassic 400 + Killer Hard written by Basford Holmes and published by Killer Classic Sudoku 12x12. This book was released on 2018-10-23 with total page 106 pages. Available in PDF, EPUB and Kindle. Book excerpt: Latin square in action. Sharpen your pencils and get ready for a digital attack.400 killer sudoku puzzles 200 hard + 200 very hard levels. + 250 sudoku difficult level that can be downloaded and printed.+ 250 maze puzzles that can be downloaded and printed.Unique puzzles.Only 1 verified solution.All answers are at the end of the book.Exclusive puzzles.A great book for free time and studying the mind.I hope you enjoy the book.Best regards, Basford Holme