Ruben's scale is used in psychology to measure the level of slowness of a human being. When a person finds difficulties understanding or doing things the right way he is evaluated on Ruben's scale depending on how slow he is acting and according to stated average.
A school where there needs to be a new principle that acucally give a shit about all of the studrnts, and teachers; mostly students; and when I mean students, I dont mean the scumbags who get high and dont give a shit; I mean the ones who accucaly will have a sucessful career in the future.