Do this exercise against the wall of the classroom prior to entering in the morning, or after breaks, as a quick sensory regulation activity.

Against a wall:
Seated:

Think about the feeling of the wall against your back. What would it feel like to squat against a tree in the jungle?
Pound your fists on your chest like a silverback gorilla!
While doing the Gorilla Squat:
While doing Gorilla Squat,
For how long can you hold the Gorilla Squat position against a wall?