Discussion has been widely used in courses, both online and otherwise, as it provides opportunities for students to construct knowledge through interaction with peers and instructors. Grouping students is a prominent strategy in the use of discussion. However, simply dividing students cannot guarantee active participation and high learning…

Massive open online courses are increasingly popular. One characteristic of most massive open online courses is that they are offering educational contents to masses of different individual learners. At the same time, a particular challenge for the individual learner could be the massiveness of such courses, that is, that one is part of a large…