Norman Hedgehog

4th Grade Male Rat is an unnamed character who made his first appearance in the episode Arthur and the Crunch Cereal Contest. He is mostly seen either at lunch or in the hallways of Lakewood, although he has been seen in other areas of Elwood City as well. Very little is known about this character although he has had one speaking role out of the whole series, which was in the episode Arthur and the Crunch Cereal Contest. He is mostly used as a character that appears in the background and also appears to be nice to the other kids at Lakewood.

Appearance
4th Grade Male Rat is a rat with a gray complexion. He wears a light yellow collared shirt with long sleeves, long blue jeans, and orange sneakers with white stripes. He has an Afro with his hair color being brown. He also has been seeing riding a red skateboard. In the episode, Brain's Shocking Secret he was seen as a kindergartner in the picture. His appearance as a kindergartner has changed very little other then the yellow shirt that he was wearing as a kindergartner had a blue collar and he wore white shoes.

Trivia

 * 3rd Grade Male Rat maybe his younger brother who is a third grader in Miss Sweetwater's class.