I'm not sure how you feel about having your students use cell phones in school but this sure is an interesting concept. Before using this I suggest you check with your building administration. Also it might be wise to inform parents about the project.
Ask your audience a question.
They answer using SMS text messages, Twitter, or the web.
See real-time results in your web browser or PowerPoint right on your projected screen.
http://www.polleverywhere.com/
