Download or read book Sudoku 8x8 Easy to Hard Volume 48 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-11-22 with total page 181 pages. Available in PDF, EPUB and Kindle. Book excerpt: When you buy this book you get an electronic version (PDF file) of the interior of this book. You can play the puzzles in this book on your mobile phone! Become a master in solving Sudoku. After solving all the puzzle in this book, you will be a Sudoku Pro. You start with easy Sudoku puzzle and you gradually build your way up to extremely difficult Sudoku puzzle. Once you pick up this book, you won't be able to put it back down. You have been warned! Only 1 large print puzzle per page, with lots of white space for scribbling. Sudoku 8x8 - Easy to Hard is a collection of 276 puzzle: 72 easy Sudoku 8x8 puzzle 72 medium Sudoku 8x8 puzzle 72 hard Sudoku 8x8 puzzle 60 extra logic puzzle The goal of Sudoku is to fill in the empty cells, one number in each, so that each column, row, and region contains each number exactly once. I guarantee that every logic puzzle in this Sudoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzle in this book will appear in any of the other English PuzzleBooks.net books. Sudoku is also known as Number Place, Nanpure, Su Doku. Quite often Sudoku is misspelled as Suduko, Soduko, Sodoku, Sudoko, Suduku or Soduku.

Download or read book Sudoku 8x8 Hard Volume 51 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-11-22 with total page 181 pages. Available in PDF, EPUB and Kindle. Book excerpt: When you buy this book you get an electronic version (PDF file) of the interior of this book. You can play the puzzles in this book on your mobile phone! Sudoku is a fun and addicting logic puzzle game that has taken the world by storm. This book is ideal if you love to solve difficult Sudoku puzzle. You do not need to wade through tons of easy Sudoku puzzle 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! Only 1 large print puzzle per page, with lots of white space for scribbling. Sudoku 8x8 - Hard is a collection of 276 puzzle: 216 hard Sudoku 8x8 puzzle 60 extra logic puzzle I guarantee that every logic puzzle in this Sudoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzle in this book will appear in any of the other English PuzzleBooks.net books. Sudoku is also known as Number Place, Nanpure, Su Doku. Quite often Sudoku is misspelled as Suduko, Soduko, Sodoku, Sudoko, Suduku or Soduku.

Download or read book Sudoku 8x8 Easy Volume 49 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-11-22 with total page 181 pages. Available in PDF, EPUB and Kindle. Book excerpt: When you buy this book you get an electronic version (PDF file) of the interior of this book. You can play the puzzles in this book on your mobile phone! Sudoku is a fun and addicting logic puzzle game that has taken the world by storm. This book is ideal for beginners to learn Sudoku. Once you pick up this book, you won't be able to put it back down. You have been warned! Only 1 large print puzzle per page, with lots of white space for scribbling. Sudoku 8x8 - Easy is a collection of 276 puzzle: 216 easy Sudoku 8x8 puzzle 60 extra logic puzzle The goal of Sudoku is to fill in the empty cells, one number in each, so that each column, row, and region contains each number exactly once. I guarantee that every logic puzzle in this Sudoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzle in this book will appear in any of the other English PuzzleBooks.net books. Sudoku is also known as Number Place, Nanpure, Su Doku. Quite often Sudoku is misspelled as Suduko, Soduko, Sodoku, Sudoko, Suduku or Soduku.

Download or read book Sudoku 8x8 Da Facile a Difficile Volume 48 276 Puzzle written by Nick Snels and published by PuzzleBooks.net. This book was released on 2015-05-08 with total page 180 pages. Available in PDF, EPUB and Kindle. Book excerpt: All'acquisto di questo libro otterrai una versione elettronica (file PDF) del suo contenuto. Diventa un maestro nel risolvere i Sudoku. Quando imparerai a risolvere i giochi contenuti in questo volume, potrai definirti un PRO. Inizierai con i Sudoku più facili, e gradualmente sarai guidato nella soluzione di quelli diabolici. Una volta che prenderai in mano questo libro non lo lascerai facilmente. Sei avvisato! Sudoku 8x8 - Da Facile a Difficile è una raccolta di 276 puzzle: 72 Sudoku 8x8 puzzle facili 72 Sudoku 8x8 puzzle medi 72 Sudoku 8x8 puzzle difficili 60 giochi extra Nel Sudoku bisogna inserire un numero in ogni casella vuota, così che ogni riga, colonna e regione contenga ogni numero una sola volta. Garantisco che ogni gioco di logica contenuto in questo volume è stato accuratamente testato, per assicurare che esista una sola soluzione. Nessuno dei giochi contenuti in questo volume apparirà in altri PuzzleBooks.net libri italiani. Questo volume è la versione italiana di 'Sudoku 8x8 - Easy to Hard - Volume 48 - 276 Puzzles'. Il Sudoku è anche conosciuto con il nome di Nanpure, Su Doku. Molto spesso la parola Sudoku è confusa con Suduko, Soduko, Sodoku, Sudoko, Suduku o Soduku.

Download or read book Sudoku 8x8 Deluxe Easy to Hard Volume 52 468 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-11-22 with total page 293 pages. Available in PDF, EPUB and Kindle. Book excerpt: When you buy this book you get an electronic version (PDF file) of the interior of this book. You can play the puzzles in this book on your mobile phone! Become a master in solving Sudoku. After solving all the puzzle in this book, you will be a Sudoku Pro. You start with easy Sudoku puzzle and you gradually build your way up to extremely difficult Sudoku puzzle. Once you pick up this book, you won't be able to put it back down. You have been warned! Only 1 large print puzzle per page, with lots of white space for scribbling. Sudoku 8x8 Deluxe - Easy to Hard is a collection of 468 puzzle: 136 easy Sudoku 8x8 puzzle 136 medium Sudoku 8x8 puzzle 136 hard Sudoku 8x8 puzzle 60 extra logic puzzle The goal of Sudoku is to fill in the empty cells, one number in each, so that each column, row, and region contains each number exactly once. I guarantee that every logic puzzle in this Sudoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzle in this book will appear in any of the other English PuzzleBooks.net books. Sudoku is also known as Number Place, Nanpure, Su Doku. Quite often Sudoku is misspelled as Suduko, Soduko, Sodoku, Sudoko, Suduku or Soduku.

Download or read book Mini Sudoku 6x6 Easy to Hard Volume 43 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-11-22 with total page 181 pages. Available in PDF, EPUB and Kindle. Book excerpt: When you buy this book you get an electronic version (PDF file) of the interior of this book. You can play the puzzles in this book on your mobile phone! Become a master in solving Sudoku. After solving all the puzzle in this book, you will be a Sudoku Pro. You start with easy Sudoku puzzle and you gradually build your way up to extremely difficult Sudoku puzzle. Once you pick up this book, you won't be able to put it back down. You have been warned! Only 1 large print puzzle per page, with lots of white space for scribbling. Mini Sudoku 6x6 - Easy to Hard is a collection of 276 puzzle: 72 easy Sudoku 6x6 puzzle 72 medium Sudoku 6x6 puzzle 72 hard Sudoku 6x6 puzzle 60 extra logic puzzle The goal of Sudoku is to fill in the empty cells, one number in each, so that each column, row, and region contains each number exactly once. I guarantee that every logic puzzle in this Sudoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzle in this book will appear in any of the other English PuzzleBooks.net books. Sudoku is also known as Number Place, Nanpure, Su Doku. Quite often Sudoku is misspelled as Suduko, Soduko, Sodoku, Sudoko, Suduku or Soduku.

Download or read book Sudoku 10x10 Easy to Extreme Volume 8 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-09-19 with total page 181 pages. Available in PDF, EPUB and Kindle. Book excerpt: When you buy this book you get an electronic version (PDF file) of the interior of this book. You can play the puzzles in this book on your mobile phone! Become a master in solving Sudoku. After solving all the puzzle in this book, you will be a Sudoku Pro. You start with easy Sudoku puzzle and you gradually build your way up to extremely difficult Sudoku puzzle. Once you pick up this book, you won't be able to put it back down. You have been warned! Only 1 large print puzzle per page, with lots of white space for scribbling. Sudoku 10x10 - Easy to Extreme is a collection of 276 puzzle: 54 easy Sudoku 10x10 puzzle 54 medium Sudoku 10x10 puzzle 54 hard Sudoku 10x10 puzzle 54 extreme Sudoku 10x10 puzzle 60 extra logic puzzle The goal of Sudoku is to fill in the empty cells, one number in each, so that each column, row, and region contains each number exactly once. I guarantee that every logic puzzle in this Sudoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzle in this book will appear in any of the other English PuzzleBooks.net books. Sudoku is also known as Number Place, Nanpure, Su Doku. Quite often Sudoku is misspelled as Suduko, Soduko, Sodoku, Sudoko, Suduku or Soduku.

Download or read book Sudoku 8x8 Leicht bis Schwer Band 48 276 R tsel written by Nick Snels and published by PuzzleBooks.net. This book was released on 2015-04-26 with total page 180 pages. Available in PDF, EPUB and Kindle. Book excerpt: Wenn Sie dieses Buch kaufen, erhalten Sie eine elektronische Version (PDF-Datei) des Inhalts dieses Buches. Werden Sie ein Meister des Lösens von Sudoku-Rätseln. Wenn Sie lernen, die Spiele in diesem Buch zu lösen, werden Sie ein Sudoku Profi sein. Sie werden mit den einfachsten Sudoku-Rätseln beginnen, und nach und nach werden Sie zu dem Lösen von teuflischen und schwierigen Sudoku-Rätseln geführt werden. Wenn Sie nur einmal dieses Buch in die Hand nehmen, werden Sie es nicht mehr ablegen. Sie wurden gewarnt! Sudoku 8x8 - Leicht bis Schwer ist eine Sammlung von 276 Rätseln: 72 leichte Sudoku 8x8 Rätsel 72 mittlere Sudoku 8x8 Rätsel 72 schwere Sudoku 8x8 Rätsel 60 zusätzliche Logik-Puzzles Um ein Sudoku zu lösen, muss jede leere Zelle mit einer Zahl ausgefüllt werden. Die Zahlen sollen in jeder Zeile, in jeder Spalte und in jedem Block genau einmal vorkommen. Ich garantiere, dass jedes Logik-Puzzle in diesem Sudoku Rätselbuch sorgfältig geprüft wurde, um sicherzustellen, dass jedes Puzzle nur eine Lösung hat. Keines der Rätsel in diesem Buch wird in anderen deutschen PuzzleBooks.net Büchern erscheinen. Dieses Buch ist die deutsche Version von 'Sudoku 8x8 - Easy to Hard - Volume 48 - 276 Puzzles'. Sudoku ist auch bekannt als Nanpure, Su Doku. Sehr oft wird Sudoku verwechselt mit Suduko, Soduko, Sodoku, Sudoko, Suduku oder Soduku.

Download or read book Futoshiki Mixed Grids Large Print Easy to Hard Volume 5 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-10-17 with total page 310 pages. Available in PDF, EPUB and Kindle. Book excerpt: When you buy this book you get an electronic version (PDF file) of the interior of this book. Become a master in solving Futoshiki. You will experience Futoshiki 7x7, Futoshiki 8x8 and Futoshiki 9x9. You get the perfect mix of different sizes of Futoshiki to keep you entertained for weeks. After solving all the puzzles in this book, you will be a Futoshiki Pro. You start with easy Futoshiki puzzles, which keep getting bigger and bigger and you gradually build your way up to extremely hard Futoshiki puzzles. Once you pick up this book, you won't be able to put it back down. You have been warned! Only 1 large print puzzle per page, with lots of white space for scribbling. Futoshiki Mixed Grids Large Print - Easy to Hard is a collection of 276 puzzles: 24 easy Futoshiki puzzles per grid size, totaling 72 easy puzzles 24 medium Futoshiki puzzles per grid size, totaling 72 medium puzzles 24 hard Futoshiki puzzles per grid size, totaling 72 hard puzzles 60 extra logic puzzles I guarantee that every logic puzzle in this Futoshiki puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzles in this book will appear in any of the other English PuzzleBooks.net books. Futoshiki is also known as Hutoshiki and Unequal.

Download or read book Binary Puzzles Mixed Grids Easy to Hard Volume 1 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-10-18 with total page 180 pages. Available in PDF, EPUB and Kindle. Book excerpt: When you buy this book you get an electronic version (PDF file) of the interior of this book. Become a master in solving Binary Puzzles. You will experience Binary Puzzles with a 10x10, 12x12 and 14x14 grid size. You get the perfect mix of different sizes of Binary Puzzles to keep you entertained for weeks. After solving all the puzzles in this book, you will be a Binary Puzzles Pro. You start with easy Binary Puzzles, which keep getting bigger and bigger and you gradually build your way up to extremely hard Binary Puzzles. Once you pick up this book, you won't be able to put it back down. You have been warned! Binary Puzzles Mixed Grids - Easy to Hard is a collection of 276 puzzles: 24 easy Binary Puzzles per grid size, totaling 72 easy puzzles 24 medium Binary Puzzles per grid size, totaling 72 medium puzzles 24 hard Binary Puzzles per grid size, totaling 72 hard puzzles 60 extra logic puzzles The goal of a Binary Puzzle is to fill in the grid with the numbers 0 and 1 according to the following rules: There are as many ones as zeros in every row and every column (or one more for odd sized grids). No more than two of the same number can be next to or under each other. Each row is unique, and each column is unique. I guarantee that every logic puzzle in this Binary Puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzles in this book will appear in any of the other PuzzleBooks.net books. Binary Puzzles are also known as Takuzu, Tohu wa Vohu and Binero.

Download or read book Nurikabe Mixed Grids Easy to Hard Volume 1 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-10-18 with total page 180 pages. Available in PDF, EPUB and Kindle. Book excerpt: When you buy this book you get an electronic version (PDF file) of the interior of this book. Become a master in solving Nurikabe. You will experience Nurikabe 10x10, Nurikabe 12x12 and Nurikabe 14x14. You get the perfect mix of different sizes of Nurikabe to keep you entertained for weeks. After solving all the puzzles in this book, you will be a Nurikabe Pro. You start with easy Nurikabe puzzles, which keep getting bigger and bigger and you gradually build your way up to extremely hard Nurikabe puzzles. Once you pick up this book, you won't be able to put it back down. You have been warned! Nurikabe Mixed Grids - Easy to Hard is a collection of 276 puzzles: 24 easy Nurikabe puzzles per grid size, totaling 72 easy puzzles 24 medium Nurikabe puzzles per grid size, totaling 72 medium puzzles 24 hard Nurikabe puzzles per grid size, totaling 72 hard puzzles 60 extra logic puzzles The goal of Nurikabe is to determine whether each of the cells of the grid is “black” or “white” according to the following rules: All of the black cells must be connected. Each numbered cell must be part of a white island of connected white cells. Each island must have the same number of white cells as the number it contains. Two islands may not be connected horizontally or vertically. There cannot be any 2 x 2 blocks of black cells. I guarantee that every logic puzzle in this Nurikabe puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. Nurikabe is also known as Cell Structure and Islands in the Stream.

Download or read book Classic Sudoku 9x9 Large Print Easy to Extreme Volume 6 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-09-20 with total page 311 pages. Available in PDF, EPUB and Kindle. Book excerpt: When you buy this book you get an electronic version (PDF file) of the interior of this book. You can play the puzzles in this book on your mobile phone! Become a master in solving Sudoku. After solving all the puzzle in this book, you will be a Sudoku Pro. You start with easy Sudoku puzzle and you gradually build your way up to extremely difficult Sudoku puzzle. Once you pick up this book, you won't be able to put it back down. You have been warned! Only 1 large print puzzle per page, with lots of white space for scribbling. Classic Sudoku 9x9 Large Print - Easy to Extreme is a collection of 276 puzzle: 54 easy Sudoku 9x9 puzzle 54 medium Sudoku 9x9 puzzle 54 hard Sudoku 9x9 puzzle 54 extreme Sudoku 9x9 puzzle 60 extra logic puzzle The goal of Sudoku is to fill in the empty cells, one number in each, so that each column, row, and region contains each number exactly once. I guarantee that every logic puzzle in this Sudoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzle in this book will appear in any of the other English PuzzleBooks.net books. Sudoku is also known as Number Place, Nanpure, Su Doku. Quite often Sudoku is misspelled as Suduko, Soduko, Sodoku, Sudoko, Suduku or Soduku.

Download or read book Slitherlink Mixed Grids Easy to Hard Volume 1 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-10-18 with total page 180 pages. Available in PDF, EPUB and Kindle. Book excerpt: When you buy this book you get an electronic version (PDF file) of the interior of this book. Become a master in solving Slitherlink. You will experience Slitherlink 15x15, Slitherlink 20x20 and Slitherlink 25x25. You get the perfect mix of different sizes of Slitherlink to keep you entertained for weeks. After solving all the puzzles in this book, you will be a Slitherlink Pro. You start with easy Slitherlink puzzles, which keep getting bigger and bigger and you gradually build your way up to extremely hard Slitherlink puzzles. Once you pick up this book, you won't be able to put it back down. You have been warned! Slitherlink Mixed Grids - Easy to Hard is a collection of 276 puzzles: 24 easy Slitherlink puzzles per grid size, totaling 72 easy puzzles 24 medium Slitherlink puzzles per grid size, totaling 72 medium puzzles 24 hard Slitherlink puzzles per grid size, totaling 72 hard puzzles 60 extra logic puzzles The goal of Slitherlink is to connect horizontally and vertically adjacent dots so that the lines form one single loop with no loose ends. In addition, the number inside a square represents how many of its four sides are segments in the loop. Dotted squares without a number can have any number of loop sides. I guarantee that every logic puzzle in this Slitherlink puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzles in this book will appear in any of the other PuzzleBooks.net books. Slitherlink is also known as Fences, Loop the Loop, Dotty Dilemma, Sli-Lin, Great Wall of China, Takegaki, Loopy, Ouroboros, Suriza and Slither Link.

Download or read book Classic Sudoku 9x9 Easy to Medium Volume 62 276 Logic Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2015-02-21 with total page 181 pages. Available in PDF, EPUB and Kindle. Book excerpt: When you buy this book you get an electronic version (PDF file) of the interior of this book. You can play the puzzles in this book on your mobile phone! Become a master in solving Sudoku. After solving all the puzzle in this book, you will be a Sudoku Pro. You start with easy Sudoku puzzle and you gradually build your way up to extremely difficult Sudoku puzzle. Once you pick up this book, you won't be able to put it back down. You have been warned! Only 1 large print puzzle per page, with lots of white space for scribbling. Classic Sudoku 9x9 - Easy to Medium is a collection of 276 puzzle: 108 easy Sudoku 9x9 puzzle 108 medium Sudoku 9x9 puzzle 60 extra logic puzzle The goal of Sudoku is to fill in the empty cells, one number in each, so that each column, row, and region contains each number exactly once. I guarantee that every logic puzzle in this Sudoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzle in this book will appear in any of the other English PuzzleBooks.net books. Sudoku is also known as Number Place, Nanpure, Su Doku. Quite often Sudoku is misspelled as Suduko, Soduko, Sodoku, Sudoko, Suduku or Soduku.

Download or read book Numbricks Mixed Grids Large Print Easy to Hard Volume 5 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-10-17 with total page 310 pages. Available in PDF, EPUB and Kindle. Book excerpt: When you buy this book you get an electronic version (PDF file) of the interior of this book. Become a master in solving Numbricks. You will experience Numbricks 10x10, Numbricks 13x13 and Numbricks 15x15. You get the perfect mix of different sizes of Numbricks to keep you entertained for weeks. After solving all the puzzles in this book, you will be a Numbricks Pro. You start with easy Numbricks puzzles, which keep getting bigger and bigger and you gradually build your way up to extremely hard Numbricks puzzles. Once you pick up this book, you won't be able to put it back down. You have been warned! Only 1 large print puzzle per page, with lots of white space for scribbling. Numbricks Mixed Grids Large Print - Easy to Hard is a collection of 276 puzzles: 24 easy Numbricks puzzles per grid size, totaling 72 easy puzzles 24 medium Numbricks puzzles per grid size, totaling 72 medium puzzles 24 hard Numbricks puzzles per grid size, totaling 72 hard puzzles 60 extra logic puzzles The goal of Numbricks is to fill in the missing numbers, in sequential order, going horizontally and vertically only. Diagonal paths are not allowed. I guarantee that every logic puzzle in this Numbricks puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzles in this book will appear in any of the other PuzzleBooks.net books.

Download or read book Classic Sudoku 9x9 Easy to Extreme Volume 1 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-09-11 with total page 181 pages. Available in PDF, EPUB and Kindle. Book excerpt: When you buy this book you get an electronic version (PDF file) of the interior of this book. You can play the puzzles in this book on your mobile phone! Become a master in solving Sudoku. After solving all the puzzle in this book, you will be a Sudoku Pro. You start with easy Sudoku puzzle and you gradually build your way up to extremely difficult Sudoku puzzle. Once you pick up this book, you won't be able to put it back down. You have been warned! Only 1 large print puzzle per page, with lots of white space for scribbling. Classic Sudoku 9x9 - Easy to Extreme is a collection of 276 puzzle: 54 easy Sudoku 9x9 puzzle 54 medium Sudoku 9x9 puzzle 54 hard Sudoku 9x9 puzzle 54 extreme Sudoku 9x9 puzzle 60 extra logic puzzle The goal of Sudoku is to fill in the empty cells, one number in each, so that each column, row, and region contains each number exactly once. I guarantee that every logic puzzle in this Sudoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzle in this book will appear in any of the other English PuzzleBooks.net books. Sudoku is also known as Number Place, Nanpure, Su Doku. Quite often Sudoku is misspelled as Suduko, Soduko, Sodoku, Sudoko, Suduku or Soduku.

Download or read book Classic Sudoku 9x9 Medium to Hard Volume 63 276 Logic Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2015-02-21 with total page 181 pages. Available in PDF, EPUB and Kindle. Book excerpt: When you buy this book you get an electronic version (PDF file) of the interior of this book. You can play the puzzles in this book on your mobile phone! Become a master in solving Sudoku. After solving all the puzzle in this book, you will be a Sudoku Pro. You start with easy Sudoku puzzle and you gradually build your way up to extremely difficult Sudoku puzzle. Once you pick up this book, you won't be able to put it back down. You have been warned! Only 1 large print puzzle per page, with lots of white space for scribbling. Classic Sudoku 9x9 - Medium to Hard is a collection of 276 puzzle: 108 medium Sudoku 9x9 puzzle 108 hard Sudoku 9x9 puzzle 60 extra logic puzzle The goal of Sudoku is to fill in the empty cells, one number in each, so that each column, row, and region contains each number exactly once. I guarantee that every logic puzzle in this Sudoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzle in this book will appear in any of the other English PuzzleBooks.net books. Sudoku is also known as Number Place, Nanpure, Su Doku. Quite often Sudoku is misspelled as Suduko, Soduko, Sodoku, Sudoko, Suduku or Soduku.