Broaden your logic skills and identify the difficulty level right for you witha total of one hundred five new Sudoku-by5, Sudoku-Xtreme, Education-Xtreme,HyperSudoku-by5, and HyperSudoku-Xtreme logic puzzles, complete withstep-by-step deductive solutions for every puzzle. In this series, puzzledifficulty ranges from Easy to Perplexing. After working a few puzzles at eachof the many levels found in this book, you will know what level of difficultyyou enjoy most and which level-specific book to look for next.This book is a new type of Hybrid eBook/Print book. A hybrid book consists of atraditional paperback book, containing puzzles and answers, and an on-linecompanion set of web pages for the print book, containing detailed step-by-stepsolutions for each puzzle, instructions for each puzzle type, and otherinformation related to the paperback version of the book. Each print book titlehas a unique Internet web URL that points the reader directly to the eBookinformation for that particular print book. You can preview the on-line extrasand step-by-step solutions for this particular book at its URL:http://www.grouppuzzles.com/titles/B2C92D67/ The "Variation" books are designed to help people discover the puzzle types anddifficulty levels that they are most comfortable working. For this reason, theycontain puzzles with multiple puzzle types, multiple puzzles levels, or both.Variation books that contain more than one puzzle type will only contain puzzleswith the same group size so that all of the puzzle types in the book will havethe same general puzzle complexity even when the book contains puzzles at manydifferent puzzle difficulty levels. The motivation for this type of bookorganization is to permit everyone to explore which types of puzzles and whichdifficulty levels they prefer before they look for a book with a large number ofpuzzles.