When I was in 6th grade I would get released from class 15 minutes early and was charged with changing the litter and feeding the school cat. This only took 5-1

When I was in 6th grade I would get released from class 15 minutes early and was charged with changing the litter and feeding the school cat. This only took 5-10 minutes, tops. So I'd spend the last few minutes of each day in the librarian's office playing tetris on one of these displays.