Implementing Interactive Lectures http://serc.carleton.edu/sp/pkal/mscu/discussion/implementing_interactive_lectures.html#discussion Are you looking for ... http://serc.carleton.edu/sp/pkal/mscu/discussion/implementing_interactive_lectures.html#post3004 Brenda Lyseng 1225511040 http://serc.carleton.edu/sp/pkal/mscu/discussion/implementing_interactive_lectures.html#post3004