The materials associated with this video clip of a first year physics class are not complicated.
The worksheet itself is a two-sided sheet of paper with questions or activity instructions, figures and space for working.
Clicker questions are embedded in the “lecture” slide set (i.e. a powerpoint file). They normally evolve from term to term based on difficulties noticed by instructors. This way the clickers can target known misconceptions or aspects of the material that students may need help recognizing as challenging.