The Guardian Killer Sudoku 1 : A collection of more than 200 challenging puzzles

Test your wits against 210 difficult previously unpublished killer sudoku puzzles in the first book in the new Guardian puzzle book series. The Guardian's killer sudoku puzzles are enjoyed by hundreds of thousands of people every day. While only a minimal level of mathematical knowledge is needed, all of your logical reasoning will be required to solve these brand-new puzzles. The puzzles have been designed to increase in difficulty as the book progresses, meaning this book can be enjoyed by novice and master alike.Author: The Guardian,author Contributors: The Guardian,author Binding: paperback Number Of Pages: 288 Publication Date: Release Date: Languages: English,Published,English,Original Language,Englis Format: adobe_ebook_reader Published/Release Date: 13 May 2021 Format: Paperback / softback Publisher/Studio/Brand: Headline Publishing Group Author/Director/Artist: The Guardian Dimension (cm): 197x127x19 mm Package Dimension (cm): 21x198x129 mm Item Weight (g): 1050 Package Weight (g): 230