The only thing better than a James Watts puzzles is 300 of them Here's the perfect collection of Hard puzzles for avid sudoku fans. So grab a pencil and enjoy hours (and hours ) of fun sudoku solving.
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.