Download or read book Futoshiki For Kids Mixed Grids Easy to Hard Volume 1 145 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-11-14 with total page 98 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. Futoshiki is a fun and addicting logic puzzle game that combines Sudoku with inequality constraints. Futoshiki is ideal to introduce your child to inequality signs and logical thinking. Futoshiki teaches your child logical thinking and deductive reasoning skills, even at a young age. Futoshiki improves critical thinking and making quick decisions based upon available evidence. Futoshiki is a brain game that helps to train the brain of your child. In addition, Futoshiki demands attention to detail - noticing patterns, spotting opportunities, and finding the right moment to make a move. Futoshiki is not only fun and interesting – it might just help prepare your kids for better success in school and in life. Futoshiki For Kids Mixed Grids - Easy to Hard is a collection of 145 puzzles: 44 easy Futoshiki puzzles, going from 4x4 to 9x9 40 medium Futoshiki puzzles, going from 4x4 to 9x9 40 hard Futoshiki puzzles, going from 4x4 to 9x9 21 extra logic puzzles The goal of Futoshiki is to place one number in each empty cell, so that each column and row contains each number exactly once. Some numbers may be given at the start. In addition, inequality constraints are specified between some of the squares, such that the number must be higher or lower than its neighbor. These constraints must be honored as the grid is filled out. I guarantee that every logic puzzle in this Futoshiki book has been carefully checked to ensure that each puzzle has only 1 solution. Futoshiki is also known as Hutoshiki and Unequal.

Download or read book CalcuDoku For Kids Mixed Grids Easy to Hard Volume 1 145 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-11-14 with total page 98 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. CalcuDoku is a fun and addicting logic puzzle game that combines Sudoku with math. CalcuDoku is a fun way for kids practice addition, subtraction, multiplication, and division facts. CalcuDoku teaches your child math, logical thinking and deductive reasoning skills, even at a young age. CalcuDoku improves critical thinking and making quick decisions based upon available evidence. CalcuDoku is a brain game that helps to train the brain of your child. In addition, CalcuDoku demands attention to detail - noticing patterns, spotting opportunities, and finding the right moment to make a move. CalcuDoku is not only fun and interesting – it might just help prepare your kids for better success in school and in life. CalcuDoku For Kids Mixed Grids - Easy to Hard is a collection of 145 puzzles: 44 easy CalcuDoku puzzles, going from 4x4 to 9x9 40 medium CalcuDoku puzzles, going from 4x4 to 9x9 40 hard CalcuDoku puzzles, going from 4x4 to 9x9 21 extra logic puzzles The goal of CalcuDoku is to fill the grid in with the numbers 1-N (N is the number of rows/columns in the grid) such that: Each row contains exactly one of each number. Each column contains exactly one of each number. Each bold-outlined group of cells (cages) contains numbers which achieve the specified result using the specified mathematical operation (+, -, ×, ÷). Sometimes the sign +, -, × or ÷ is omitted, in which case you also need to find the correct sign. Numbers may repeat within a cage. The goal of Futoshiki is to place one number in each empty cell, so that each column and row contains each number exactly once. Some numbers may be given at the start. In addition, inequality constraints are specified between some of the squares, such that the number must be higher or lower than its neighbor. These constraints must be honored as the grid is filled out. I guarantee that every logic puzzle in this CalcuDoku book has been carefully checked to ensure that each puzzle has only 1 solution. CalcuDoku is also known as Square Wisdom, CanCan, MinuPlu, Mathdoku and Calcu-Doku.

Download or read book Futoshiki Mixed Grids Easy to Hard Volume 1 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-10-17 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 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! Futoshiki Mixed Grids - 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 The goal of Futoshiki is to place one number in each empty cell, so that each column and row contains each number exactly once. Some numbers may be given at the start. In addition, inequality constraints are specified between some of the squares, such that the number must be higher or lower than its neighbor. These constraints must be honored as the grid is filled out. 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 PuzzleBooks.net books. Futoshiki is also known as Hutoshiki and Unequal.

Download or read book Futoshiki Mixed Grids Deluxe Easy to Hard Volume 6 474 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-10-17 with total page 292 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! Futoshiki Mixed Grids Deluxe - Easy to Hard is a collection of 474 puzzles: 48 easy Futoshiki puzzles per grid size, totaling 144 easy puzzles 48 medium Futoshiki puzzles per grid size, totaling 144 medium puzzles 48 hard Futoshiki puzzles per grid size, totaling 144 hard puzzles 42 extra logic puzzles The goal of Futoshiki is to place one number in each empty cell, so that each column and row contains each number exactly once. Some numbers may be given at the start. In addition, inequality constraints are specified between some of the squares, such that the number must be higher or lower than its neighbor. These constraints must be honored as the grid is filled out. 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 PuzzleBooks.net books. Futoshiki is also known as Hutoshiki and Unequal.

Download or read book Futoshiki Mixed Grids Hard Volume 4 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-10-17 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. Futoshiki is a fun and addicting logic puzzle game that combines Sudoku with inequality constraints. This book is ideal for you if you love to solve difficult Futoshiki puzzles no matter their size. You do not need to wade through tons of easy Futoshiki puzzles before getting to the real brain teasers. 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. Once you pick up this book, you won't be able to put it back down. You have been warned! Futoshiki Mixed Grids - Hard is a collection of 276 puzzles: 72 hard Futoshiki 7x7 puzzles 72 hard Futoshiki 8x8 puzzles 72 hard Futoshiki 9x9 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 PuzzleBooks.net books. Futoshiki is also known as Hutoshiki and Unequal.

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 Futoshiki Mixed Grids Deluxe Hard Volume 14 468 Logic Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-12-20 with total page 292 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. Futoshiki is a fun and addicting logic puzzle game that combines Sudoku with inequality constraints. This book is ideal for you if you love to solve difficult Futoshiki puzzles no matter their size. You do not need to wade through tons of easy Futoshiki puzzles before getting to the real brain teasers. 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. Once you pick up this book, you won't be able to put it back down. You have been warned! Futoshiki Mixed Grids Deluxe - Hard is a collection of 468 puzzles: 136 hard Futoshiki 7x7 puzzles 136 hard Futoshiki 8x8 puzzles 136 hard Futoshiki 9x9 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 Futoshiki Mixed Grids Easy Volume 2 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-10-17 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. Futoshiki is a fun and addicting logic puzzle game that combines Sudoku with inequality constraints. This book is ideal for beginners to learn how to solve different sizes of 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. Once you pick up this book, you won't be able to put it back down. You have been warned! Futoshiki Mixed Grids - Easy is a collection of 276 puzzles: 72 easy Futoshiki 7x7 puzzles 72 easy Futoshiki 8x8 puzzles 72 easy Futoshiki 9x9 puzzles 60 extra logic puzzles The goal of Futoshiki is to place one number in each empty cell, so that each column and row contains each number exactly once. Some numbers may be given at the start. In addition, inequality constraints are specified between some of the squares, such that the number must be higher or lower than its neighbor. These constraints must be honored as the grid is filled out. 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 PuzzleBooks.net books. Futoshiki is also known as Hutoshiki and Unequal.

Download or read book Futoshiki Puzzle Book For Kids Vol 1 written by Onlinegamefree Press and published by . This book was released on 2020-05-23 with total page 80 pages. Available in PDF, EPUB and Kindle. Book excerpt: Futoshiki Puzzles For Kids Also known as 'More or Less', Futoshiki is a logic-based, number-placement puzzle. The objective is to place numbers into the puzzle cells in such a way that each row and column contains each of the digits less than the size of the puzzle. To give the solver a start, there will be several numbers already in the puzzle. In addition, a few pairs of adjacent cells will have symbols inserted between them to indicate the relative sizes of the numbers within those cells. These 'inequality' constraints must be honored in order to complete the puzzle. Features: Two puzzles per page Total 100 games with solutions Grid sizes: 5x5 Difficulty levels: easy for beginner and kids Size: 6"x9" (15.24x22.86 cm) Professionally-designed matte cover

Download or read book Sudoku For Kids Mixed Grids Easy to Extreme Volume 3 145 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-11-14 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. Sudoku For Kids Mixed Grids - Easy to Extreme is a collection of 145 puzzle: 12 easy Sudoku puzzle per grid size (6x6, 8x8, 9x9), totaling 36 easy puzzle 12 medium Sudoku puzzle per grid size (6x6, 8x8, 9x9), totaling 36 medium puzzle 12 hard Sudoku puzzle per grid size (6x6, 8x8, 9x9), totaling 36 hard puzzle 16 extreme Sudoku puzzle per grid size (6x6, 8x8, 9x9), totaling 16 extreme 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 Futoshiki Mixed Grids Medium Volume 3 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-10-17 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. Futoshiki is a fun and addicting logic puzzle game that combines Sudoku with inequality constraints. This book is ideal for you if you already know how to solve Futoshiki puzzles but you find our hard Futoshiki puzzles too difficult. 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. Once you pick up this book, you won't be able to put it back down. You have been warned! Futoshiki Mixed Grids - Medium is a collection of 276 puzzles: 72 medium Futoshiki 7x7 puzzles 72 medium Futoshiki 8x8 puzzles 72 medium Futoshiki 9x9 puzzles 60 extra logic puzzles The goal of Futoshiki is to place one number in each empty cell, so that each column and row contains each number exactly once. Some numbers may be given at the start. In addition, inequality constraints are specified between some of the squares, such that the number must be higher or lower than its neighbor. These constraints must be honored as the grid is filled out. 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 PuzzleBooks.net books. Futoshiki is also known as Hutoshiki and Unequal.

Download or read book Mixed Grid Futoshiki Puzzles written by and published by . This book was released on 2020-05-18 with total page 98 pages. Available in PDF, EPUB and Kindle. Book excerpt: Challenge your brain and have a fun time with the challenging Futoshiki puzzles in this book. This Book has 270 Puzzles of Futoshiki (7x7, 8x8, and 9x9 grid) in 3 levels easy, medium, and hard (30 Puzzles in each level for each grid size). Answers to all the puzzles are included at the end of the book. What is Futoshiki and how to solve it? You start with a grid with rows, columns, some numbers, and signs of greater than or less than separating the cells. The aim is to use logic to fill the grid with numbers (according to grid size) that appear once in the row and once in the column like Sudoku taking into consideration the greater than or less than signs. Why you'll love this book? Scientific research has shown that solving logic puzzles as Sudoku keeps your mind younger and your memory sharper. it's a unique gift for anyone who is in love with math and numbers. 3 levels of difficulty from easy to hard, so, when you solve the problems, you will gradually increase your skills until the extreme levels at the end of the book. Features: Size: 8 x 11.5 inch (large size) with softcover and paperback binding. Pages: 96 pages with 270 different puzzles (four per page) and the solutions of all the puzzles at the end. Stretch your brain with this unique selection of challenging, fun puzzles, and games. Scroll up and order your copy.

Download or read book Futoshiki written by Moraine Hart and published by . This book was released on 2020-09-18 with total page 137 pages. Available in PDF, EPUB and Kindle. Book excerpt: Enjoy a variety of Futoshiki puzzles with increasing grid sizes towards the end of the book. You'll journey from the relatively easy 5x5 grid all the way towards the more challenging 8x8 size Futoshiki puzzle. There will be 50 of each included. 50 Puzzles at each size (5x5, 6x6, 7x7, 8x8) Easy to hard level Futoshiki puzzles 2 Puzzles per page 6 Solutions per page 6 x 9 (inches)

Download or read book Futoshiki Para Los Ni os Rejillas Mixtas De F cil a Dif cil Volumen 1 145 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2015-06-01 with total page 98 pages. Available in PDF, EPUB and Kindle. Book excerpt: Cuando compras este libro obtienes una versión electrónica (archivo en PDF) del interior del libro. Futoshiki es ideal para introducir a su hijo a los signos de desigualdad y al pensamiento lógico. El Futoshiki enseña a tu niño las habilidades de pensamiento y razonamiento deductivo lógico, incluso a una edad temprana. Futoshiki favorece el pensamiento crítico y la toma de decisiones rápidas basadas en las evidencias disponibles. El Futoshiki es un juego que ayuda a entrenar el cerebro de su hijo. Además, Futoshiki exige atención al detalle, capacidad de observación para reconocer patrones, detección de oportunidades y saber identificar el momento adecuado para hacer un movimiento. Futoshiki no sólo es un juego divertido e interesante sino que podría de una manera sencilla ayudar a preparar a sus hijos para tener éxito en la escuela y en la vida. Futoshiki Para Los Niños Rejillas Mixtas - De Fácil a Difícil es una colección de 145 puzzles: 44 puzzles Futoshiki nivel fácil (4x4, 5x5, 6x6, 7x7, 8x8, 9x9) 40 puzzles Futoshiki nivel medio (4x4, 5x5, 6x6, 7x7, 8x8, 9x9) 40 puzzles Futoshiki nivel difícil (4x4, 5x5, 6x6, 7x7, 8x8, 9x9) 21 puzzles de lógica adicionales El objetivo del Futoshiki es rellenar las celdas vacías, un número en cada una, de manera que cada columna y fila contenga cada número una sola vez. Algunos números pueden ser administrados en la salida. Además, restricciones de desigualdad son especificadas entre algunos de los cuadrados, de forma que el número debe ser mayor o menor que el de su vecino. Estas limitaciones deben ser respetadas mientras se completa la rejilla. Te garantizo que cada rompecabezas de lógica en este libro de pasatiempos Futoshiki 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 'Futoshiki For Kids Mixed Grids - Easy to Hard - Volume 1 - 145 Puzzles'.

Download or read book Futoshiki written by Andrew Manko and published by . This book was released on 2019-02-04 with total page 158 pages. Available in PDF, EPUB and Kindle. Book excerpt: Are you looking for a great 8.5" x 11" Futoshiki Puzzle Book? Are you looking for a something new and challenging on Medium and Hard level with mixed grids? This 8.5" x 11" Futoshiki book contains 250 the most challenging Futoshiki puzzles with 4x4, 5x5, 6x6, 7x7, 8x8, 9x9 grids. It includes 130 Medium and 120 Hard Futoshiki puzzles: DIFFICULTY LEVEL: Medium and Hard Fun and Challenging - it is a great book of puzzles to keep your mind thinking two big puzzles on each page large font book size: 8.5" x 11" MIXED GRIDS: 4x4, 5x5, 6x6, 7x7, 8x8, 9x9 gain your experience on medium and hard level answers for futoshiki puzzles are included at the end of the book only one solution for each puzzle best to share with family and friends on road trips great christmas gift for mind puzzles lovers Happy puzzling!

Download or read book Futoshiki 9x9 Large Print Easy to Hard Volume 11 276 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-11-21 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 9x9. After solving all the puzzles in this book, you will be a Futoshiki Pro. You start with easy Futoshiki puzzles 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 9x9 Large Print - Easy to Hard is a collection of 276 puzzles: 72 easy Futoshiki 9x9 puzzles 72 medium Futoshiki 9x9 puzzles 72 hard Futoshiki 9x9 puzzles 60 extra logic puzzles The goal of Futoshiki is to place one number in each empty cell, so that each column and row contains each number exactly once. Some numbers may be given at the start. In addition, inequality constraints are specified between some of the squares, such that the number must be higher or lower than its neighbor. These constraints must be honored as the grid is filled out. 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 Futoshiki 9x9 Deluxe Easy to Hard Volume 12 468 Puzzles written by Nick Snels and published by PuzzleBooks.net. This book was released on 2014-11-21 with total page 292 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 9x9. After solving all the puzzles in this book, you will be a Futoshiki Pro. You start with easy Futoshiki puzzles 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! Futoshiki 9x9 Deluxe - Easy to Hard is a collection of 468 puzzles: 136 easy Futoshiki 9x9 puzzles 136 medium Futoshiki 9x9 puzzles 136 hard Futoshiki 9x9 puzzles 60 extra logic puzzles The goal of Futoshiki is to place one number in each empty cell, so that each column and row contains each number exactly once. Some numbers may be given at the start. In addition, inequality constraints are specified between some of the squares, such that the number must be higher or lower than its neighbor. These constraints must be honored as the grid is filled out. 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.