Free software to create your own digital classroom – sounds great.
According to the video it runs over a LAN and needs no clever configuration, lessons are created and saved from a memory stick.
All pupils can join in typed discussion at once, voting, mapping, chat and full teacher control is possible
I’d like to see a real life example but it does sound interesting. I’m not 100% sure what it offers over a real discussion other than the whole text of the session can be saved and exported.