Robert,
I can be a challenge but it is also in the design of the course. If the assignments are student centered and designed well, you just have to oversee the discussions and other work and guide them in their learning and help them stay active and on task. The communication can be overwhelming at times too, but like anything you just need to set clear expectations for not only the students but for yourself. It is not being fair to yourself to say you will get back to students in 2 hours, when you know you will not be… >>>