Place the numbers from 1 to 10 and the letters GHIJKLMNOPQRSTUVWXYZ in each empty cell. Every column, every row and every 5 x 6 box should contain one of each number/letter.

A monster collection of easy puzzles.

Place numbers from 1 to 15 in each empty cell. Every column, every row and every 3 x 5 box should contain one of each number.

Place numbers from 1 to 25 in each empty cell. Every column, every row and every 5 x 5 box should contain one of each number.

From krazydad, constructor of the wildly popular and addictive puzzles published in The New York Times as Two Not Touch, here are 360 of your favorite Star Battle puzzles. These puzzles will provide a healthy diversion for you in these challenging times, and help you make it to the other side with your sanity intact! Includes an instructive and pithy tutorial.

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 X. After solving all the puzzle in this book, you will be a Sudoku X Pro. You start with easy Sudoku X puzzle and you gradually build your way up to extremely difficult Sudoku X 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 X 10x10 - Easy to Extreme is a collection of 276 puzzle: 54 easy Sudoku X 10x10 puzzle 54 medium Sudoku X 10x10 puzzle 54 hard Sudoku X 10x10 puzzle 54 extreme Sudoku X 10x10 puzzle 60 extra logic puzzle The goal of Sudoku X is to fill in the empty cells, one number in each, so that each column, row, region, and the two main diagonals contain each number exactly once. I guarantee that every logic puzzle in this Sudoku X 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 X is also known as Diagonal Sudoku, Kokonotsu, Taikakusen Nanpure, Diagonal Line Number Place, Sudoku-X.

When you buy this book you get an electronic version (PDF file) of the interior of this book. Become a master in solving Hyper Sudoku 9x9. After solving all the puzzles in this book, you will be a Hyper Sudoku Pro. You start with easy Hyper Sudoku puzzles and you gradually build your way up to extremely difficult Hyper Sudoku puzzles. Once you pick up this book, you won't be able to put it back down. You have been warned! Hyper Sudoku 9x9 - Easy to Extreme is a collection of 276 puzzles: 54 easy Hyper Sudoku 9x9 puzzles 54 medium Hyper Sudoku 9x9 puzzles 54 hard Hyper Sudoku 9x9 puzzles 54 extreme Hyper Sudoku 9x9 puzzles 60 extra logic puzzles The goal of Hyper Sudoku is to fill in the empty cells, one number in each, so that each column, row, and region contains each number exactly once. Furthermore, Hyper Sudoku contains four colored regions, each colored region contains each number exactly once. I guarantee that every logic puzzle in this Hyper Sudoku 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. Hyper Sudoku is also known as Windoku, Four-Box Sudoku, Hypersudoku, NRC Sudoku and Four-Square Sudoku.