During a class visit to the museum, Arthur needs to make a quick visit to the boys’ lavatory. But a wrong turn leads him into a diorama of life-size models of

Arthur goes with his class on a field trip to the museum, but takes a wrong turn when heading for the bathroom.

When Arthur and Buster try to take the bus to Arthur's swimming lesson, they fall asleep and end up in a strange part of town.

When Arthur and Buster try to take the bus to Arthur's swimming lesson, they fall asleep and end up in a strange part of town.

When he and some other first graders get lost in the museum, Jim decides to be brave and go find the teacher.