Here is a link to a discussion of a 2011 NYT article on flipped classrooms using Khan Academy

http://giftedissues.davidsongifted.org/BB/ubbthreads.php/topics/117553/Khan_Academy_NYT_article.html .

Students were able to work on different topics at the same time.



"To see what is in front of one's nose needs a constant struggle." - George Orwell