The New York Post presents a collection of 150 wickedly difficult Su Doku brain teasers for dedicated fans of the utterly addictive number-placing puzzles.
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.