A digital whiteboard - for collaborative brainstorming, diagramming, infographics - what else can you think of? What would this add that you could not do with a Google doc?
If you don't know this blog yet, you might want to watch it - he has a lot of interesting ideas. Here is his list of places to look for global connections for your class.
Karly Moura does a guest blog post for Matt Miller.
"Flipgrid is a video response platform where educators can have online video discussions with students or other educators. Teachers can provide feedback to students AND better yet students can provide feedback to one another."
"These projects are, in many ways, summative assessments.
We aren't checking for fact recall from the latest activity. These cumulative activities pull from lessons learned throughout the whole semester - or year."