The World's Longest Sudoku Puzzle
By (Author) Frank Longo
Union Square & Co.
Sterling
4th August 2015
United States
General
Non Fiction
793.74
Hardback
88
Width 159mm, Height 159mm
At 21 feet, 9 inches long, and with 8,929 empty squares to fill, this huge puzzle adds big excitement to the popular game. Its composed of 167 regular-sized (9x9) puzzles, linked together at 3x3 corners. Each individual sudokus starting numbers are symmetrically placed, and no more than 30 numbers are given. Also, each 9x9 puzzle has a unique solutionand the difficulty level increases as you progress from left to right for a formidable sudoku!
Frank Longo is a freelance puzzle creator. He was first published in 1993 and has written many sudoku books for Sterling, including Beyond Black Belt Sudoku, mental_floss Sudoku, and The Nastiest Sudoku Ever, as well as many crossword books.