If you put one of those Benedictine monks into a modern high school, he would feel very comfortable. And in the 11th century came the convent and schools for girls. We really haven't changed all that much. The subjects have changed, but not much since the 19th century. There is no synthesis yet.
Nobody teaches social sciences, the understanding of the behavior of people in institutions.
They teach economics and psychology and sociology as if those things existed. They do not exist. They are contrivances. Nobody teaches numeracy. But numeric literacy we don't know how to teach.