Measuring student learning through standardized tests is a lot harder than modern education reformers would have you believe.
Gary Rubinstein teaches Math at Stuyvesant High School in New York City. He is the author of two books for new teachers 'Reluctant Disciplinarian' and 'Beyond Survival.' He blogs at garyrubinstein.teachforus.org.
"The Problem with Value-Added Measurement,"
Journal of Applied Research on Children: Informing Policy for Children at Risk:
2, Article 20.
Available at: http://digitalcommons.library.tmc.edu/childrenatrisk/vol3/iss2/20