Several universities [1] scale out personalized instruction and interactive grading by hiring students from previous cohorts and paying them either in course credit (taking a "course" that involves teaching students in the current cohort) or at a low rate (possibly subsidized by financial aid) comparable to other on-campus student jobs.
Peer teaching/grading potentially scale out.
Several universities [1] scale out personalized instruction and interactive grading by hiring students from previous cohorts and paying them either in course credit (taking a "course" that involves teaching students in the current cohort) or at a low rate (possibly subsidized by financial aid) comparable to other on-campus student jobs.
[1] "Scaling Introductory Courses Using Undergraduate Teaching Assistants", SIGCSE '17, https://doi.org/10.1145/3017680.3017694
(I want a browser extension linking doi to google scholar btw)