With a growing number of states rebelling against the No Child Left Behind law and stalled efforts in Congress to reform it, the Obama administration says it will grant waivers to liberate states from a law that it considers dysfunctional, the Washington Post reports. Education Secretary Arne Duncan said he is taking action because of “universal clamoring” from officials in nearly every state, who say they cannot meet the unrealistic requirements of the nine-year-old federal education law…