Tower of Hanoi 9 Rings Wooden Puzzle Game Brain Teaser TEST YOUR IQ: Can you move all of the discs from one rod to the next following the game rules? GREAT CHALLENGE PLAY AND GIFT for Adults, kids, school classroom, and management tests. HANDMADE & CRAFTED of Natural Quality Monkey Pod Wood IDEAL DESIGN: All discs and pieces can be stored using the box lid for safe keeping. Instructions Included. Dimensions: 4"W x 81/3"L x 3"H