Classroom is the 22nd episode of season 2, the 73rd episode overall of Clarence.
A day in the life in Ms. Baker's class is examined.
- Mr. Reese
- This is Coco's first speaking and major role.
- The rap music featured throughout the episode is a parody of "Jump" by Kris Kross .
- What happened to Sumo in this episode is a parody to the Spongebob episode Funny Pants where Spongebob belives that he can't laugh again but ends up laughing again in the end of the episode.