Season 21
201713 episodes
October 24, 2017
Brain creates a time capsule but soon he gets frustrated when everyone wants to put something in.
Episode 3
The Master Builders
October 24, 2017
Buster keeps failing at creating a birdhouse to keep the community safe while Muffy and Francine come up with a new company named "Skywire" and attempt to create a cat toy.
Episode 4
Francine and the Soccer Spy
October 26, 2017
Ladonna befriends a member of the Mighty Mountain soccer team.
Episode 5
Sue Ellen and the Last Page
October 26, 2017
The City Council votes to close down the Elwood City Library and Sue Ellen attempts to save it.
Episode 6
Muffy Misses Out
February 12, 2018
Muffy goes to an opera but is also worrying that the members of Mrs. McGrady's bake sale will need her help.
Episode 7
Arthur Takes a Stand
February 12, 2018
Arthur discovers that Mrs. McGrady manages the cafeteria without any help and tries to hire her an assistant.
Episode 8
Slink's Special Talent
February 13, 2018
Slink thinks that his special talent is being a newspaper boy.
Episode 10
The Lost Dinosaur
February 14, 2018
Bud loses his imaginary friend Rapty, a dinosaur, and becomes worried what he'll do without him.
Episode 11
The Princess Problem
February 14, 2018
D.W. and Emily tell a student the story of a princess and have a substitute teacher for PE.
Episode 12
Invasion of the Soccer Fans
February 15, 2018
D.W., Arthur, Vicita, Mr. Read, Grandma Thora, and Vicita's father watch a soccer game on TV and Baby Kate becomes addicted to it.
Episode 13
Pal and the Big Itch
February 15, 2018
When Pal goes into a trash can and rolls in the garbage, he gets an itch.
