Wii Chess is a disk based budget game, it came out some time ago. I agree a all-in-one package would be good for casual gamers.
If it was done well enough anyone would play it.
http://vgchartz.com/games/game.php?id=7655
Playing : PC AOE, DiRT 2, Runes of Magic, Wings of Prey & Planetside 2
Wii U : Nintendoland, Super Mario U & Fifa 2013 demo
DS : Guitar Hero : On Tour
Formerly unknown as Vengi