How to Break Free of Our 19th-Century Factory-Model Education System - Joel Rose - Business - The Atlantic
More than 150 years ago, Massachusetts became the first state to provide all of its citizens access to a free public education. Over the next 66 years, every other state made the same guarantee. The result was a publicly-funded system where, in every American classroom, groups of about 28 students of roughly the same age are taught by one teacher, usually in an 800 square-foot room. This model has been the dominant archetype ever since.