I don’t have a Wii and can’t seem to find Nintendo Channel updates on the not-always-easy-to-navigate Nintendo Web site. Fortunately, other blogs such as Nintendo Everything get the goods. So, here’s the skinny:
An informational video on Personal Trainer: Math is available to view via an Internet-connected Wii.
And, through Jan. 11, Nintendo DS users can download free demos of:
Personal Trainer: Cooking lasagne recipe
Mystery P.I.: Portrait of a Thief
Elebits: The Adventures of Kai and Zero
Kung Fu Panda: Legendary Warriors
as well as Soul Bubbles. DS Demos are usually up for a week or two, and currently there’s a macaroni and cheese demo from Personal Trainer: Cooking as well as demos from Elebits, Dragonball, 
and Mystery P.I. – Portrait of a Thief. Also, DSDiva.com has a short guide on