Create an online board with images and text. Participants can add their own ideas and vote on their favorites. Invite participants by email or share a URL.
backchan.nl is tool for involving audiences in presentations by letting them suggest questions and vote on each other's questions. backchan.nl is intended for conference or event organizers who want a new way to solicit questions from the audience and make better use of question and answer time.
Text Message (SMS), Twitter, and web Polls and Voting, Audience Response System
Now includes presenter tools so that you can create polls on the fly (during a presentation).
Can embed live poll results in a PowerPoint or Keynote presentation.
Limitations: Free version allows up to 40 responses.
Real Time Student Reponse System. Students use computers or iPads to respond to multiple-choice, true/false, or short answer questions posted by the teacher. Instant results can be displayed.