http://articles.mercola.com/sites/articles/archive/2005/12/08/grades-suffer-when-kids-lose-valuable-sleep-time.aspxIn a study of 74 grade school children without sleep or academic problems, researchers found that the children had more trouble with their schoolwork and more difficulty paying attention when they stayed up late each night. First Direct Evidence TheseenCommunityServer 2008.5 SP1 (Build: 31106.3070)