Sep 29, 2014 · 13m
After she hears D.W. talking to her imaginary friend, Muffy tries to find her own.

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Sep 29, 2014 · 13m
After she hears D.W. talking to her imaginary friend, Muffy tries to find her own.
Sep 29, 2014 · 13m
When she is un-invited to Catherine's sixteenth birthday party, Francine tries to to make it the worst party ever.
Sep 30, 2014 · 13m
George is concerned about Fern when she falls into a state of sadness, but doesn't know why. Wanting to get to the bottom of the mystery, he enlists Buster Baxter to investigate.
Sep 30, 2014 · 13m
Buster has to find someone else to hang out with while Arthur is on a weekend trip.
Oct 1, 2014 · 13m
Bud Compson continuously wins against D.W., so she suggests a game called Throw the Hat, in which she accidentally breaks Dad's Froggy.
Oct 1, 2014 · 13m
When D.W. and Bud are too short to go on a roller coaster, they try to trick the ticket taker into letting them get on.
Oct 2, 2014 · 13m
After wishes for snow and cupcakes come true, Buster, Francine, and Binky are convinced that George has Wish Mojo, and put him under incredible pressure to use his new Wish Mojo to wish for even more snow.
Oct 2, 2014 · 13m
Jan 26, 2015 · 13m
Muffy is sad to discover that one of her ancestors worked as a maid for one of Binky's ancestors - a lord. Upon further investigation, Muffy finds out how that maid got promoted to a business manager.
Jan 26, 2015 · 13m
Arthur is umpiring a baseball game against Mighty Mountain and he has to decide whether Buster properly scored a home run.
Jun 1, 2015 · 13m
Timmy is outraged when he discovers Tommy was born two minutes before he was, leading to Tommy acting like a superior to Timmy.
Jun 1, 2015 · 13m
Ladonna is cast an important role in an upcoming school musical, and Muffy lends her a dress for the rehearsal.
Sep 7, 2015 · 13m
When Rattles and his mother are invited to stay at her boyfriend's house for a weekend, Rattles must learn to get along with his two kids.
Sep 7, 2015 · 13m
D.W camps out in the backyard and learns that doing such a thing can be an adventure in its own right.
Sep 8, 2015 · 26m
A powerful hurricane hits Elwood City. Ladonna's dad is called up by the Army Corps of Engineers. Muffy relocates to a shelter, while Arthur struggles to reunite lost pets and owners. And Brain seeks the help of a therapist to help him manage his anxiety.
Sep 9, 2015 · 13m
After hearing a slideshow on the Great Depression, Arthur begins to worry about the amount of money his family seems to be wasting through usage of water, electricity and lawn mowers.
Sep 9, 2015 · 13m
D.W saves Tommy and Timmy from a fall, and they decide to repay her, much to D.W's annoyance.
Sep 10, 2015 · 13m
Arthur is embarrassed about having to go see D.W's spring pageant, which he believes to be a waste of time.
Sep 10, 2015 · 13m
D.W is waiting for her new playground to be built, and all she has to play with is the box that it came in.
Quick answers about this season's release timeline and episode lineup.
Arthur Season 18 premiered on September 29, 2014.
Arthur Season 18 has 19 episodes.
The season opens with Season 18 Episode 1, "The Friend Who Wasn't There". It aired on September 29, 2014.
Go to Season 18 Episode 1