It is a light brown and pink building with five blowhorns and the building appears to be two things: the upper half of a barrel and a can. There is a sign on the front that shows the name of the building in red text and outside there is a bike rack.
The inside of the building features a classroom with wooden floors and green metal walls. There is the teacher's desk toward the front of the classroom with a chalkboard behind the desk. There are multiple desks within the classroom, and paintings along the walls of the classroom. There are also art easels and sculptures along the sides of the room and are spotlights coming from the ceiling.
Role in series
This is the main setting of the episode "Artist Unknown." Squidward teaches an art class in it, where he teaches SpongeBob.