Articles Who’s Learning What? A look at how countries rank in math and science test scores.\r\r\r (Average score of a 15-year-old student on science and math literacy tests, out of a possible score of 1000.).\nGood Is01.26.09A look at how countries rank in math and science test scores. (Average score of a 15-year-old student on science and math literacy tests, out of a possible score of 1000.)
