Public School 201

Public School 201, shortened to P.S 201, is the local school of River City. The only known student, other than the ones that participated in the science fair, is CJ, and the only known teacher is Mr. Silva, the science teacher.

It hosts many Science fairs, all of which CJ has won.(Shrink Ray Island)

It's sports team, the River City Rodents, happen to be very popular throughout Poptropica, judging by the fact that a Rodents banner was seen in the Sluggers store at the Twin Palms mall.(Night Watch Island)