You go to the gym. You eat right. You cut your hair and trim your nails. But are you neglecting mental exercise? The brain is your most important muscles, and needs stimulation like all the rest. This large wooden puzzle is made from 24 solid wood pieces, and is designed to stretch your mind and improve your problem-solving skills. Once you've put it together, it's an attractive centerpiece for a coffee table or mantle. Until then, it's a nagging invitation for you to step up to the challenge. Will you?