the instructor
I’ve tried different techniques with challenging students to get the most out of them
With attention spans ranging from a few minutes to many minutes, it is best to recognize when you are in danger of loosing their attention, and then introduce a state change. This could range from many different things including standing up, or drawing a circuit on the board. Something targeted to switching their brains into another mode.
the different techniques work well to reach out to those that need the extra help