Download or read book Mensa Absolutely Nasty Sudoku Level 1 written by Frank Longo and published by Sterling Publishing Company. This book was released on 2007 with total page 164 pages. Available in PDF, EPUB and Kindle. Book excerpt: The vast majority of sudoku puzzles that are labeled hard, expert, challenger, are not really all that difficult. And in a surprising number of cases, they are downright easy. Part of the Absolutely Nasty Sudoku series, this book provides basic and intermediate puzzles and techniques.