Check this out-of-the-box community engagement lesson produced by Knight Center Associate Director David Poulson for J-Lab: The Institute for Interactive Journalism. It involves readers with quizzes, maps and … carp?
 
 
 
Also see his take on dance as a journalistic form.
This video explains engaging readers with climate science:

Other examples of experimental reader engagement:

• Whadayaknow?
• Where’s the concern? 
• Great Lakes Smackdown, especially the finale.