http://www.physorg.com/ en-us Physorg.com internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. Small classes in early grades improve test scores in later grades for students of all achievement levels, but low achievers get an extra boost. That's the finding of a study on the long-term effects of class size in the November issue of the American Journal of Education. http://www.physorg.com/news174740679.html Other Sciences Wed, 14 Oct 2009 12:30:03 EST news174740679 (PhysOrg.com) -- College students who use Facebook spend less time studying and have lower grade point averages than students who have not signed up for the social networking website, according to a pilot study at one university. http://www.physorg.com/news158856455.html Other Sciences Mon, 13 Apr 2009 15:48:01 EST news158856455