I'm wondering where this kind of talking head animation would fit into educational settings? I used a Comedy Central comedian animation powered by OddCast in my conversation class last year to deliver messages to my Korean EFL students, and I encouraged the students to use it themselves - although I think they found the technical instructions a bit too complicated.
Given the huge popularity of video computer games and the fact that even movies now, like Boerwolf, are being made to look like computer games, maybe this would be a good way of reaching children & teens who are resisitant to normal text-book based learning environments.
Here is a site that allows users to make their own animated Tv shows;
Jaduka TV