![Large Print Binary Puzzles: 100 Medium to Hard ... [Large Print] 169696282X Book Cover](https://i.thriftbooks.com/api/imagehandler/l/0A73FAADEDE7A7F5B0EBA24C144314CFB357FE81.jpeg)
Binary puzzle is a great brain game If you play Binary puzzle every day, it is perfect for sharpening concentration and enhancing Your memory and logic skills. This Binary puzzle book filled with 100 puzzles for adults contains 50 medium and 50 hard large print...