Speaking of children’s art.. Have you seen this movie?  My brother-in-law recommended it and assured me that I would find it interesting on many different levels.  He was right.  This documentary film follows the painting career of four-year-old Marla Olmstead, whose paintings received international attention and sold for huge prices.  I love good documentaries, and although this one was a little disturbing at times, it was thought provoking.  Here is a review: 

http://www.rottentomatoes.com/m/my_kid_could_paint_that/