The Washington Post reports that the Education Department announced that North Carolina and Tennessee will be allowed to change their method of measuring student progress under No Child Left Behind. North Carolina and Tennessee were the only two states chosen for the national experiment, which will allow them to measure student progress using the “growth model,” which tracks student progress over time. Under the current system, progress is measured by comparing different student groups against each other from one year to the next, a system that some educators claim is unfair… (Note: This site requires free registration.)