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 Mini Sudoku 6x6 Hard Volume 46 276 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. Mini Sudoku 6x6 - Hard is a collection of 276 puzzle: 216 hard Sudoku 6x6 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 Mini 6x6 De F cil a Dif cil Volumen 43 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2015-06-01 with total page 180 pages. Available in PDF, EPUB and Kindle. Book excerpt: Cuando compras este libro obtienes una versión electrónica (archivo en PDF) del interior del libro. Conviértete en un maestro en la resolución de puzzles Sudoku. Después de resolver todos los puzzles en este libro, serás un profesional del Sudoku. Empiezas con los rompecabezas de Sudoku fáciles y te vas abriendo camino poco a poco hacia los rompecabezas de Sudoku extremadamente difíciles. Una vez que empieces con este libro, no serás capaz de ponerlo de nuevo sobre la mesa. Te hemos avisado! Sudoku Mini 6x6 - De Fácil a Difícil es una colección de 276 puzzles: 72 puzzles Sudoku 6x6 nivel fácil 72 puzzles Sudoku 6x6 nivel medio 72 puzzles Sudoku 6x6 nivel difícil 60 puzzles de lógica adicionales El objetivo del Sudoku es rellenar las celdas vacías, un número en cada una, de manera que cada columna, fila y región contenga cada número una sola vez. Te garantizo que cada rompecabezas de lógica en este libro de pasatiempos Sudoku se ha comprobado cuidadosamente para asegurarte de que cada juego tiene sólo una solución. Ninguno de los rompecabezas en este libro aparece en ninguno de los otros libros españoles. Este libro es la versión española de 'Mini Sudoku 6x6 - Easy to Hard - Volume 43 - 276 Puzzles'. El Sudoku se conoce también como Nanpure, Su Doku. Muy a menudo el Sudoku aparece mal escrito como Suduko, Soduko, Sodoku, Sudoko, Suduku o Soduku.

Download or read book Mini Sudoku 6x6 Easy Volume 44 276 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. Mini Sudoku 6x6 - Easy is a collection of 276 puzzle: 216 easy 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 Mini Sudoku 6x6 Medium Volume 45 276 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 already know how to solve Sudoku puzzle, but you find our hard Sudoku puzzle too difficult. 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 - Medium is a collection of 276 puzzle: 216 medium 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 Mini Sudoku 6x6 Da Facile a Difficile Volume 43 276 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! Mini Sudoku 6x6 - Da Facile a Difficile è una raccolta di 276 puzzle: 72 Sudoku 6x6 puzzle facili 72 Sudoku 6x6 puzzle medi 72 Sudoku 6x6 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 'Mini Sudoku 6x6 - Easy to Hard - Volume 43 - 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 Mini Sudoku 6x6 Deluxe Easy to Hard Volume 47 468 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. Mini Sudoku 6x6 Deluxe - Easy to Hard is a collection of 468 puzzle: 136 easy Sudoku 6x6 puzzle 136 medium Sudoku 6x6 puzzle 136 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 Mini Sudoku 6x6 Leicht bis Schwer Band 43 276 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! Mini Sudoku 6x6 - Leicht bis Schwer ist eine Sammlung von 276 Rätseln: 72 leichte Sudoku 6x6 Rätsel 72 mittlere Sudoku 6x6 Rätsel 72 schwere Sudoku 6x6 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 'Mini Sudoku 6x6 - Easy to Hard - Volume 43 - 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 Sudoku Mini 6x6 Facile Difficile Volume 43 276 Grilles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2015-05-03 with total page 180 pages. Available in PDF, EPUB and Kindle. Book excerpt: Lorsque vous achetez ce livre, vous obtenez une version numérique (fichier PDF) du contenu de ce livre. Devenez un maître en résolution de Sudoku. Après avoir résolu les jeux de ce livre, vous serez un pro en Sudoku. Commencez avec des Sudoku faciles puis continuez progressivement jusqu'aux Sudoku extrêmement difficiles. Une fois que vous aurez commencé ce livre, vous ne serez plus en mesure de vous arrêter. Vous voilà avertis! Le Sudoku Mini 6x6 - Facile à Difficile contient 276 grilles: 72 grilles faciles de Sudoku 6x6 72 grilles mediums de Sudoku 6x6 72 grilles difficiles de Sudoku 6x6 60 jeux de logique supplémentaires L'objectif du Sudoku est de remplir des cases vides en mettant un chiffre par case, de sorte que chaque colonne, rangée et région contiennent chaque chiffre une seule fois. Je garantis que chaque jeu de logique dans ce livre de Sudoku a été soigneusement vérifié afin de vous assurer que chacun des jeux ne possède qu'une seule solution. Aucun des jeux de ce livre n'apparaît dans un autre PuzzleBooks.net livre de jeux français. Ce livre est la version française de 'Mini Sudoku 6x6 - Easy to Hard - Volume 43 - 276 Puzzles'. Sudoku est également connu sous le nom de Nanpure, Su Doku. Très souvent, le nom Sudoku est mal orthographié, comme ceci: Suduko, Soduko, Sodoku, Sudoko, Suduku ou Soduku.

Download or read book Mini Sudoku For Kids 6x6 Easy to Hard Volume 1 145 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-11-11 with total page 99 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. Sudoku is ideal to introduce your child to inequality signs and logical thinking. Sudoku teaches your child logical thinking and deductive reasoning skills, even at a young age. Sudoku improves critical thinking and making quick decisions based upon available evidence. Sudoku is a brain game that helps to train the brain of your child. In addition, Sudoku demands attention to detail - noticing patterns, spotting opportunities, and finding the right moment to make a move. Sudoku is not only fun and interesting – it might just help prepare your kids for better success in school and in life. Only 1 large print puzzle per page, with lots of white space for scribbling. Mini Sudoku For Kids 6x6 - Easy to Hard is a collection of 145 puzzle: 8 easy Sudoku puzzle per grid size (6x6, 8x8, 9x9), totaling 52 easy puzzle 36 medium Sudoku puzzle per grid size (6x6, 8x8, 9x9), totaling 36 medium puzzle 36 hard Sudoku puzzle per grid size (6x6, 8x8, 9x9), totaling 36 hard puzzle 21 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 Mini 6x6 F cil ao Dif cil Volume 43 276 Jogos written by Nick Snels and published by PuzzleBooks.net. This book was released on 2015-06-05 with total page 180 pages. Available in PDF, EPUB and Kindle. Book excerpt: Ao comprar este livro, você recebe uma versão eletrônica (arquivo PDF) do interior deste livro. Torne-se um mestre na resolução de Sudoku. Depois de resolver todos os enigmas neste livro, você vai ser um profissional do Sudoku. Começe com enigmas de Sudoku fáceis e construa gradualmente o seu caminho até enigmas de Sudoku extremamente difíceis. Uma vez que você pegar este livro nas mãos, não será capaz de colocá-lo de volta na mesa. Você foi avisado! Sudoku Mini 6x6 - Fácil ao Difícil é uma coleçao 276 jogos: 72 jogos Sudoku 6x6 fácil 72 jogos Sudoku 6x6 médio 72 jogos Sudoku 6x6 difícil 60 jogos lógicos extras O objetivo do Sudoku é preencher as células vazias, um número em cada uma, de modo que cada coluna, linha e região contenham cada número apenas uma vez. Eu garanto que todos os jogos de lógica neste livro de jogos Sudoku foram cuidadosamente verificado para garantir que cada um tenha apenas uma solução. Nenhum dos jogos neste livro vai aparecer em qualquer dos outros livros portugueses. Este livro é a versão portuguesa de 'Mini Sudoku 6x6 - Easy to Hard - Volume 43 - 276 Puzzles'. O Sudoku também é conhecido como Nanpure, Su Doku. Muito frequentemente, o Sudoku é incorretamente escrito como Suduko, Soduko, Sodoku, Sudoko, Suduku ou Soduku.

Download or read book Mini Sudoku For Kids 6x6 Deluxe Easy to Hard Volume 12 333 Logic Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2016-09-22 with total page 207 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. Sudoku is ideal to introduce your child to inequality signs and logical thinking. Sudoku teaches your child logical thinking and deductive reasoning skills, even at a young age. Sudoku improves critical thinking and making quick decisions based upon available evidence. Sudoku is a brain game that helps to train the brain of your child. In addition, Sudoku demands attention to detail - noticing patterns, spotting opportunities, and finding the right moment to make a move. Sudoku is not only fun and interesting – it might just help prepare your kids for better success in school and in life. Only 1 large print puzzle per page, with lots of white space for scribbling. Mini Sudoku For Kids 6x6 Deluxe - Easy to Hard is a collection of 333 puzzle: 104 easy Sudoku 6x6 puzzle 104 medium Sudoku 6x6 puzzle 104 hard Sudoku 6x6 puzzle 21 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 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 Mini Sudoku For Kids 6x6 Easy Volume 9 145 Logic Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2016-09-22 with total page 99 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. Sudoku is ideal to introduce your child to inequality signs and logical thinking. Sudoku teaches your child logical thinking and deductive reasoning skills, even at a young age. Sudoku improves critical thinking and making quick decisions based upon available evidence. Sudoku is a brain game that helps to train the brain of your child. In addition, Sudoku demands attention to detail - noticing patterns, spotting opportunities, and finding the right moment to make a move. Sudoku is not only fun and interesting – it might just help prepare your kids for better success in school and in life. Only 1 large print puzzle per page, with lots of white space for scribbling. Mini Sudoku For Kids 6x6 - Easy is a collection of 145 puzzle: 124 easy Sudoku 6x6 puzzle 21 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 For Kids 6x6 Hard Volume 11 145 Logic Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2016-09-22 with total page 99 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. Sudoku is ideal to introduce your child to inequality signs and logical thinking. Sudoku teaches your child logical thinking and deductive reasoning skills, even at a young age. Sudoku improves critical thinking and making quick decisions based upon available evidence. Sudoku is a brain game that helps to train the brain of your child. In addition, Sudoku demands attention to detail - noticing patterns, spotting opportunities, and finding the right moment to make a move. Sudoku is not only fun and interesting – it might just help prepare your kids for better success in school and in life. Only 1 large print puzzle per page, with lots of white space for scribbling. Mini Sudoku For Kids 6x6 - Hard is a collection of 145 puzzle: 124 hard Sudoku 6x6 puzzle 21 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 Mini Sudoku for Kids 6x6 written by Serhii Kucher and published by Createspace Independent Publishing Platform. This book was released on 2016-06-15 with total page 140 pages. Available in PDF, EPUB and Kindle. Book excerpt: 250 Mini Sudoku puzzles for kids 50 Easy Sudoku puzzles 50 Easy ] Sudoku puzzles 50 Medium Sudoku puzzles 50 Medium + Sudoku puzzles 50 Hard Sudoku puzzles

Download or read book Mega Sudoku 16x16 Easy to Extreme Volume 29 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-09-27 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. Mega Sudoku 16x16 - Easy to Extreme is a collection of 276 puzzle: 54 easy Sudoku 16x16 puzzle 54 medium Sudoku 16x16 puzzle 54 hard Sudoku 16x16 puzzle 54 extreme Sudoku 16x16 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.