SUDOKU SUPER FIENDISH: Very Difficult Sudoku Puzzles Attention all sudoku fans This is the book for you. A challenging collection of expert level sudoku puzzles. How long will it take you to finish them all?
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.