Master the art of knot tying with this 52 card poker deck, instructions, game rules, 2 tying posts and knot tying cord. Challenge your rivals to learn and master 52 knots and win points. This unique knot game ranges in difficulty from beginner to advanced. Play it as a game for 2 or more players or just practice your knot tying skills. 3 Variety's available: Boater's Challenge, Fisherman's Challenge and Camper's Challenge. Ages 8 and up. Made in the USA by Channel Craft.