Can't come up a good one? Neither could I. That's what makes the number so fascinating to me. Here's the article:
On further reflection, here's a very short list of possibilities...
- Announcements and reminders
- Heads-up for current events
- Posting links to new/different content
- Praise and commendations
- Improving class cohesiveness
But it's hard for me to imagine it as a serious part of instructional design. What am I missing? I'm very interested to learn what's really going on, and to hear any other ideas for uses.