Each of these 15x15 Sudoku puzzles from best-selling Sudoku author Dr Gareth Moore offers a larger challenge than the regular size grids. Now you must place not only 1 to 9 but also A to F into each... This description may be from another edition of this product.
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.