Sherman is the class pet in Mrs. Godfrey's room. He is a gerbil. He was brought to class by Mrs. Godfrey on November 10th, 2014, and was named after William Tecumseh Sherman, after a vote.
- Nate wanted him to be called "Shaq"
- He "talks" through think bubbles, like Garfield and Snoopy. He is also the only animal in the series to communicate, but no one ever understands him
- Once, Gina brought in a troll so Sherman would have a buddy. Sherman found it humiliating, and Nate later removed hit, as he was on Gerbil Duty
- He has a cousin, Howard the lab rat
- Nate once did not complete his homework, so he tried to get Sherman to shred it. Sherman shreded it, but Nate was caught
- Nate plays Go-Fish with him
- Once, Mr. Rosa would not allow Nate to paint a picture of a dog for art, as the school would not buy a dog just for art class, so Nate just painted a picture of Sherman.