what a little can do

Here is just a snippet from the transcript that I developed for analysis in my PhD research.

T : ((clap)) (0.2) ((clap)) (0.2)) ((clap)). ((clap)). ((clap))
Ss: ((clap)) (0.2) ((clap)) (0.2)) ((clap)). ((clap)). ((clap)).

These actions by the teacher and student occurred at the end of independent writing. In fact, the teacher's action initiated the end of independent writing. I wonder if the actions by the teacher and students are familiar to any readers?