The ScienceGeek Perpetual Motion Desk Toy is perfect for science enthusiasts and anyone looking to add a unique decoration to their desk. This sleek toy features metal and plastic construction and demonstrates perpetual motion, making it both educational and entertaining. Ideal for house, school, or office, it requires one 9V battery to operate (not included). This desk toy makes a great gift for friends, children, and family. Dimensions: 7.2 x 7.2 x 2.9 inches.
