From the article, "The steady decline in SAT scores and generally stagnant results from high schools on federal tests and other measures reflect a troubling shortcoming of education-reform efforts.  The test results show that gains in reading and math in elementary grades haven't led to broad improvement in high schools, experts say."   

http://www.washingtonpost.com/rweb/top/sat-scores-at-lowest-level-in-10-years-fueling-worries-about-high-schools/2015/09/03/6b73ec66-5190-11e5-9812-92d5948a40f8_story.html?wpisrc=nl_draw