When you buy this book you get an electronic version (PDF file) of the interior of this book. Become a master in solving different sizes of Minesweeper. You get the perfect mix of different sizes of Minesweeper to keep you entertained for weeks. After solving all the puzzles in this book, you will be a Minesweeper Pro. You start with easy Minesweeper puzzles, which keep getting bigger and bigger and you gradually build your way up to extremely difficult Minesweeper puzzles. Once you pick up this book, you won't be able to put it back down. You have been warned! Minesweeper Mixed Grids - Easy to Hard is a collection of 156 puzzles: 14 easy Minesweeper puzzles per grid size (20x20, 25x25, 30x30), totaling 42 easy puzzles 14 medium Minesweeper puzzles per grid size (20x20, 25x25, 30x30), totaling 42 medium puzzles 14 hard Minesweeper puzzles per grid size (20x20, 25x25, 30x30), totaling 42 hard puzzles 30 extra logic puzzles The task of Minesweeper is to place mines into empty cells in the grid. The numbers in the grid represent the number of mines in the neighboring cells, including diagonal ones. I guarantee that every logic puzzle in this Minesweeper 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.