A brain chemical that limits learning occurs more often in pubescent years, scientists say. But they may have found a way to counteract it.A brain chemical that limits learning occurs more often in pubescent years, scientists say. But they may have found a way to counteract it.Puberty and Learninghttp://o.aolcdn.com/photo-hub/news_gallery/6/5/653959/1268934352476.JPEGParenting.com]]>
AOL Music — A brain chemical that limits learning occurs more often in pubescent years, scientists say. But they may have found a way to counteract it.A brain chemical that limits le... more info