Group Work in Distance Learning Courses
Nice list of different types of group assignments that can be used in online learning. Includes tips for facilitators to manage group work.
Working with Small Groups in an Online Classroom
Quick overview of small groups in online learning, plus a collection of strategies for working with groups.
When Things Go Wrong: Handling Problems During In-Class Group Work
Ideas on how to address issues with small groups in courses. This is written for face-to-face learning, not online, but a number of the tips still apply or could be adapted.