The underlying lesson of the basics was about the social order and its sources of authority, a lesson which was appropriate for a society which expected its workers to be passively disciplined
This type of learning was designed for the white student to learn where it fell on the social ladder. Were they heirs to the manufacturing empire, if so they would continue learning underneath their millionaire dad or granddad? Or would they go to work in the factory just a soon as they hit working age?