This is really excellent ... and it makes you think: we (US) used to have one-room schoolhouses where the older kids helped the younger kids. Another thought: a

This is really excellent ... and it makes you think: we (US) used to have one-room schoolhouses where the older kids helped the younger kids. Another thought: a lot of the differences between the prof and students would be removed by physical discovery rather than lecturing. I never liked lectures. What kept me going was talking to people and DOING stuff. And those things I retained for DECADES ... the rest was gone in a year or two.