Observers viewed silent videotapes of elementary school children listening to a lesson. Some of the stimulus children were listening to either a very easy or a very difficult lesson; consequently, their nonverbal behavior occurred naturally and spontaneously. Other stimulus children were instructed to pretend (role play) that they understood or…

This paper describes an instrument designed to yield quick and reliable data on cognitive processes in classroom interactions; techniques of applying the instrument to classroom situations; findings on the reliability of the instrument; and implications for its uses as a research instrument or, when coupled with the paradigms developed by Nelson,…