Do you use avatars in your classroom?

I was rearranging my Edmodo library and I came across a video on creating a "clay" avatar. It's very simple to use. If any one has ideas as to how you would use it in your classroom, please let me know.

"Clay Yourself:Claymation made Easy" http://techlovesmyclassroom.blogspot.com/2012/12/clay-yourself-claymatio...