Learn the ropes of knot-tying with The Klutz Book of Knots! Two nylon cords, color-coded to the illustrations, are tied through the holes on each board page, allowing the reader to practice tying knots right in the book. A unique gift, intriguing puzzle, practical tool and entertaining book, all tied up together. Comes with 4 feet of nylon cord in 2 colors, and 8 die cut practice boards.