Here is one of the most watched videos on the TED website.
It features Sir Ken Robinson talking about how schooling kills creativity. He argues that schools wrongly emphasize mathematical and language arts skills (skills measured by standardized tests) over creative arts.
Though he doesn't say so outright in this talk, Ken would rather see schools transform themselves to look more the good old-fashioned kindergartens of yesteryear. Sadly, instead of that, the current trend of education reformers is to transform kindergartens so that they resemble English boarding schools—places where the left brain is cultivated above all else.
If you haven't seen this talk (given in 2006) I think you'd find it worthwhile. Here's his talk: