And these aren't new ideas — there were experiments in Winnetka, Illinois, 100 years ago, where they did mastery-based learning and saw great results, but they said it wouldn't scale because it was logistically difficult.
Y estas no son ideas nuevas, hubo experimentos en Winnetka, Illinois, hace 100 años, aplicaron este tipo de aprendizaje y tuvieron buenos resultados, pero dijeron que no se podía escalar porque era logísticamente difícil.