Prulu
Prulu stores, organizes and presents your class Q&A in a simple, intuitive interface equipped with a smart search engine - and it's free. Check it out.
Hypersay
Deliver interactive presentations to connected audiences. Keep them engaged with polls, questions, private notes and live slid ...
Piazza
A Q&A platform for students and their instructors.
Glisser
Glisser makes presentations interactive – it takes regular PowerPoint or Keynote slide decks and pushes them out live to audie ...