Outgrow - Enabling marketers boost conversion with interactive, beautiful & viral quizzes/calculators.
Swallow Poll - Free online poll maker
Quizzes for Pages - Quizzes for Pages is an application to create and share quizzes on your Facebook Page.
minipoll - Create simple shareable polls in seconds
Poll Everywhere - Audience response system that uses mobile phones, twitter, and the web. Responses are displayed in real-time on gorgeous charts in PowerPoint, Keynote, or web browser.
Fast Poll - Create instant, real-time polls for free