Albert Einstein is known for not only his contributions to the world of physics, but also for having written more than 50 scientific and non-scientific books and papers. Now you can make yourself as diverse as Einstein himself, with Einstein's Brain Station. Including more than 20 stimulating brain exercises, activities and utilities, Einstein's Brain Station will keep your mind activated for hours on end. It even includes the popular number games such as Sudoku help you exercise your mind in all directions. Device can be set for any of seven languages including.English and Spanish. Includes instructions. Size: 5.51" W x 1.26" H x 7.48" L. Weight: 0.13 lbs. Requires three AAA batteries, not included.