tape & glue hole shut (leave "flap" open so it can make "noise" to be more realistic! When kids are noisy, "sprinkle" the silent sprinkles over their heads & then tell them to use the magic silent sprinkle to get self-control.
Classroom management::Are your students forgetting your routines or asking a zillion questions? Mine were! Until I tried this. Classroom management for too many questions (Free- consider it a gift from my sanity to yours ;
I thought the idea of incremental punishment is good, gradually prolonging the loss of recess time gives teachers and students room to work and improve before giving them a harsh consequence for misbehaving based on the level of misbehavior.