South Park Arthur

First three rows are Mr. Ratburn's students --

Arthur Read, Buster Baxter, Alan Powers (aka The Brain), Binky Barnes, George Lundgren, Francine Frensky, Muffy Crosswire, Sue Ellen Armstrong, Fern Walters, Maria Pappas, Ladonna Compson, Jenna Morgan, Alex Davidson, and Norbert (Yeah, I know Norbert wasn't in the show, but he was in that one book called "Arthur and the New Kid")

Next two rows are Mrs. Fink's students --

Mary Perchanok, Beulah McInnerny, Jessica, Paul Jacobs, 3rd Grade Male Dog #3, and Kenny

Last two rows are Miss Sweetwater's students --

3rd Grade Female Aardvark*, 3rd Grade Female Cat #2, 3rd Grade Male Dog, 3rd Grade Male Rabbit, 3rd Grade Male Rat, and Mary*

*: In Little Miss Meanie, their names can either be Griselda Dorffman OR Philomena Peckensniff, but since they both showed up at the same time near the end of the episode, it is unknown which is which.