@OpalE in my case, I think it was purely down to logistics. Marking (or paying people to mark) 2000 students worth of weekly homework questions just is impractical for everyone involved. Even just keeping track of who has returned the weekly set of homework questions would be impractical.
That said, we did have 'tutorial' classes run by TAs where students were split up into small-ish groups (100 or so?) and got to ask the TA questions, work through the homework answers, get help. Those were also voluntary (maybe there was a requirement to go to, like, 4 of them a semester or something?). I …
That said, we did have 'tutorial' classes run by TAs where students were split up into small-ish groups (100 or so?) and got to ask the TA questions, work through the homework answers, get help. Those were also voluntary (maybe there was a requirement to go to, like, 4 of them a semester or something?). I …