Finally got some time to take a look at the Facebook app catalogue. Lots of apps that have no use or would just get annoying. I did however come across CourseFeed that integrates with Blackboard to show course content, announcements and rosters.
… But your school/uni must be supported - there is a list of supported school which will hopefully grow.
Some useful features even if your school is not supported:
Kinda best of Facebook social collab mixed with content from Blackboard. … So why is Blackboard not doing the social stuff be default! Why?