40 Winks is an adventure game for the 64.
40 Winks is extremely rare. While this doesn't guarantee that the title is sought after by collectors, it does guarantee that the title is nearly impossible to come by, and is likely sought after by collectors desiring a complete collection for the 64. In good condition, the game is worth about $50.00.
40 Winks is rated E for Everyone. 40 Winks was not released in the United States.