Amazon has this LeapFrog Leapster Explorer Grade School Globe-Trotter Pack for $59.99. It includes:
Learning games, e-books, videos, and more
Personalized play adjusts to learning pace and level
High-quality graphics and beloved characters keep kids engaged
Global Adventure game teaches geography, problem solving, and other skills
Carrying case holds device, up to five games, and other accessories
This is a good value on a bundle. Usually you can pick up the device alone for $49.99, the case for $13 and the game for around $18.