This is one of many many things about the American education system that is completely done without any scientific proof of efficacy. Often when there is data,

This is one of many many things about the American education system that is completely done without any scientific proof of efficacy. Often when there is data, the data proves it doesn't work, but we "have always done it this way". Our education system is shockingly out of step with modern life, yet we do it this way simply through inertia. Consider our system pretty much hasn't changed since the industrial revolution, and was designed to produce factory drones. See New York state teacher of the year John Gatto for more: https://www.cantrip.org/gatto.html https://www.cantrip.org/gatto.html "Look again at the six lessons of school. This is training for permanent underclasses, people who are to be deprived forever of finding the center of their own special genius. And it is training shaken loose from its original logic: to regulate the poor. Since the 1920s the growth of the well-articulated school bureaucracy, and the less visible growth of a horde of industries that profit from schooling exactly as it is, have enlarged schooling's original grasp to seize the sons and daughters of the middle class. "