Let's Play Sudoku This logic based combinatorial number puzzle game is super fun, kills boredom, great for taking on the go when you travel by road, plane or train Help your brain get smarter with this paper based puzzle. Comes in 5 levels: Level 1: Super Easy Vol. 1 - 40, Level 2: Easy Vol. 1 - 40, Level 3: Medium Hard Vol. 1 - 40, Level 4: Super Hard Vol. 1 - 40, Level 5: Extremely Hard Vol. 1 - 40. Collect all 40 volumes of the each level and solve them all You'll be on your way to Sudoku greatness
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.