Arthur's thrilled to go fishing with Dad; Baby Kate, Pal and some of their friends try to solve the sock mystery.
Francine tries to be in two places at once; Muffy visits the city.
Arthur's ant project goes awry; Muffy starts an advice column, but the kids choose to go to a mystery advice-giver instead.
The Tibble twins promise to tell the truth; Binky and Brain's friendship may be over.
Mr. Ratburn's class performs a musical tribute for Elwood City's centennial; Larry King interviews the gang.
The Read's family car is broken; Jenna is nervous about attending Muffy's slumber party.
D.W. goes on a trip through time to see what it would be like if she were older than Arthur; Buster's quest for the simple life.
Binky dreads the class sleepover at the museum; Arthur and D.W. take on responsibility when their parents get sick.
Prunella tries to make everything perfect for her sleepover with Marina; D.W. tries to figure out how to keep her snowball safe.
Arthur and his friends struggle with their feelings about a fire at the school.