... well, I didn't exactly teach, I tried it out the other day and to my surprise, for the very first time, he actually stayed with it on his nose! So yesterday I took the photo(s). :D
http://img.photobucket.com/albums/v1...7/4a9bacd6.jpg
click this one if you want to see full size.
http://img.photobucket.com/albums/v1...h_c751eba9.jpg
http://img.photobucket.com/albums/v1...7/4dc2f898.jpg
:D