Take two--two numbers, that is All you need to solve these tricky and entertaining binary puzzles are 0, 1, and a little cleverness. The aim is to fill in the grid with zeros and ones until there are... 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.