Most likely, some Student Chromebook users at schools are used for playing Android games on Chromebooks which has the Google Play store installed on it.
I think some of the younger teachers in their 20s and older also play games to relax when their students are doing class work, or between breaks like recess, lunch, and before class.
I think some of the younger teachers in their 20s and older also play games to relax when their students are doing class work, or between breaks like recess, lunch, and before class.