Education Secretary Under the No Child Left Behind law , originally passed in 2001 , all students are expected to meet a level of `` proficiency '' by 2014 . Arne Duncan testifies before a congressional committee . Almost 40 % of American schools are not now meeting goals for ` ` No Child Left Behind , '' he says . That could increase to 82 % , he says . Because standards are increasingly higher , U.S. schools could already be at that level .
Education Secretary Arne Duncan testifies before a congressional committee . Almost 40 % of American schools are not now meeting goals for ` ` No Child Left Behind , '' he says . That could increase to 82 % , he says . Because standards are increasingly higher , U.S. schools could already be at that level .