Editing Season 13

{{Seasons}}
'''Season 13''' of ''[[Arthur (TV series)|Arthur]]'' premiered in the United States on October 12, 2009 on [[PBS]] with "[[No Acting, Please]]" and ended on April 10, 2010 with "[[The Secret Origin of Supernova]]".

==Episodes==
{|  border="1" cellpadding="0" cellspacing="0" style="border-collapse: collapse" bordercolor="#111111" width="100%" id="AutoNumber1"
|  width="130" align="center" | '''Screenshot'''
|  width="43%" align="center" | '''Title'''
|  width="12%" align="center" | '''Number'''
|  width="13%" align="center" | '''Episode'''
|  width="20%" align="center" | '''Original Airdate'''
|-
|  width="130" rowspan="2" height="100" | [[Image:The Great MacGrady.png|140px]]
|  width="42%" align="center" height="19" | "'''[[The Great MacGrady]]'''"
|  width="13%" align="center" height="19" | 156
|  width="13%" align="center" height="19" | 1a
|  width="20%" align="center" height="19" | October 19, 2009
|-
|  width="88%" colspan="4" height="81" | [[Leah MacGrady|Mrs. MacGrady]] is diagnosed with cancer and the kids react differently. [[Arthur Read|Arthur]] and [[D.W. Read|D.W.]] rush to her support, [[Francine Frensky|Francine]] is scared, and [[Muffy Crosswire|Muffy]] is initially unaware of the symptoms, but jumps to action when she realizes how to help. [[Lance Armstrong (guest star)|Lance Armstrong]] guest stars as himself for the second time.
|-
|  width="130" rowspan="2" height="100" | [[Image:The Silent Treatment.png|140px]]
|  width="42%" align="center" height="19" | "'''[[The Silent Treatment]]'''"
|  width="13%" align="center" height="19" | 157
|  width="13%" align="center" height="19" | 2a
|  width="20%" align="center" height="19" | October 13, 2009
|-
|  width="88%" colspan="4" height="81" | [[George Lundgren|George]] wonders whether anyone would notice if he just disappeared, and so vows not to speak until someone notices him. Of course, his friends do notice, and they decide to cheer him up with a surprise party.
|-
|  width="130" rowspan="2" height="100" | [[Image:Kung Fool.jpg|140px]]
|  width="42%" align="center" height="19" | "'''[[Kung Fool]]'''"
|  width="13%" align="center" height="19" | 157
|  width="13%" align="center" height="19" | 2b
|  width="20%" align="center" height="19" | October 13, 2009
|-
|  width="88%" colspan="4" height="81" | [[Fern Walters|Fern]] volunteers to help an elderly neighbour, [[Tony Wu]], with his household chores, and then discovers his past life as a Kung Fu celebrity. Suddenly she imagines herself as his student, and she will soon be a Kung Fu master herself! But will she be disappointed to learn that dish cleaning and laundry folding are not really part of some special martial arts training? Or can she learn a valuable lesson in acceptance and friendship?
|-
|  width="130" rowspan="2" height="100" | [[Image:Arthur Number Nightmare.png|140px]]
|  width="42%" align="center" height="19" | "'''[[Arthur's Number Nightmare]]'''"
|  width="13%" align="center" height="19" | 158
|  width="13%" align="center" height="19" | 3a
|  width="20%" align="center" height="19" | October 14, 2009
|-
|  width="88%" colspan="4" height="81" | [[Buster Baxter|Buster]] finds a piece of paper with names of his classmates and numbers beside them. He, Arthur, and Francine believe it's a class ranking system based on behavior, and Francine tries to find ways to have a higher rank.
|-
|  width="130" rowspan="2" height="100" | [[Image:13 Brain Gets Hooked.jpg|140px]]
|  width="42%" align="center" height="19" | "'''[[Brain Gets Hooked]]'''"
|  width="13%" align="center" height="19" | 158
|  width="13%" align="center" height="19" | 3b
|  width="20%" align="center" height="19" | October 14, 2009
|-
|  width="88%" colspan="4" height="81" | [[Alan Powers|The Brain]]'s addiction to a reality show called ''[[Junior Island]]'' falls him behind his schoolwork.
|-
|  width="130" rowspan="2" height="100" | [[Image:13x04a.png|140px]]
|  width="42%" align="center" height="19" | "'''[[MacFrensky]]'''"
|  width="13%" align="center" height="19" | 159
|  width="13%" align="center" height="19" | 4a
|  width="20%" align="center" height="19" | October 15, 2009
|-
|  width="88%" colspan="4" height="81" | Francine and the Brain are competing for Student of the Month. He is in the lead and Muffy wants her to win. Francine and Muffy frame him into doing a bad deed, so Francine becomes Student of the Month. They continue to frame other students in fear of being caught from their first plan.
|-
|  width="130" rowspan="2" height="100" | [[Image:The Good, the Bad, and the Binky.jpg|140px]]
|  width="42%" align="center" height="19" | "'''[[The Good, the Bad, and the Binky]]'''"
|  width="13%" align="center" height="19" | 159
|  width="13%" align="center" height="19" | 4b
|  width="20%" align="center" height="19" | October 15, 2009
|-
|  width="88%" colspan="4" height="81" | [[Binky Barnes|Binky]] introduces [[Emily]] into wrestling when he babysits her. Her personality changes from being nice and polite to being loud and rough. He changes her back to her normal self when she begins to hurt other children in result of her behavior.
|-
|  width="130" rowspan="2" height="100" | [[Image:NPA_115.jpg|140px]]
|  width="42%" align="center" height="19" | "'''[[No Acting, Please]]'''
|  width="13%" align="center" height="19" | 160
|  width="13%" align="center" height="19" | 5a
|  width="20%" align="center" height="19" | October 12, 2009
|-
|  width="88%" colspan="4" height="81" | When Fern lands a role in the [[Elwood City]] community production of ''[[It Began with a Whistle]]'', she fears that she isn't talented enough to be a star actress. But director [[William Fillmore Toffman]], voiced by [[Philip Seymour Hoffman]], teaches her how to have fun, be herself, and truly shine.
|-
|  width="130" rowspan="2" height="100" | [[Image:Prunella Deegan and the Disappointing Ending.JPG|140px]]
|  width="42%" align="center" height="19" | "'''[[Prunella and the Disappointing Ending]]'''"
|  width="13%" align="center" height="19" | 160
|  width="13%" align="center" height="19" | 5b
|  width="20%" align="center" height="19" | October 12, 2009
|-
|  width="88%" colspan="4" height="81" | The final volume of the [[Henry Skreever (franchise)|Henry Skreever]] series, "The Knights of the Bouillabaisse", is released at last. [[Prunella Deegan|Prunella]] and [[Marina Datillo|Marina]] compete to see who will be first to finish it, but they soon learn that speed reading does not always pay off.
|-
|  width="130" rowspan="2" height="100" | [[Image:Asp-1024x846.jpg|140px]]
|  width="42%" align="center" height="19" | "'''[[When Carl Met George]]'''"
|  width="13%" align="center" height="19" | 161
|  width="13%" align="center" height="19" | 6a
|  width="20%" align="center" height="19" | April 5, 2010
|-
|  width="88%" colspan="4" height="81" | George meets a new friend named [[Carl Gould|Carl]], who has Asperger's syndrome—a form of autism. George is unsure about how to act around him, but the Brain helps put autism in perspective for him so he can understand some of Carl's mannerisms.
|-
|  width="130" rowspan="2" height="100" | [[Image:D.W. Swims With the Fishes.JPG|140px]]
|  width="42%" align="center" height="19" | "'''[[D.W. Swims with the Fishes]]'''"
|  width="13%" align="center" height="19" | 161
|  width="13%" align="center" height="19" | 6b
|  width="20%" align="center" height="19" | April 5, 2010
|-
|  width="88%" colspan="4" height="81" | D.W. and [[James MacDonald|James]] enter the preschool swim meet and recruit their older siblings to coach them. It all goes well until Arthur and [[Molly MacDonald|Molly]] begin to get more competitive than them.
|-
|  width="130" rowspan="2" height="100" | [[Image:Arth_TibblesDW_2414_3.jpg|140px]]
|  width="42%" align="center" height="19" | "'''[[A Portrait of the Artist as a Young Tibble]]'''"
|  width="13%" align="center" height="19" | 162
|  width="13%" align="center" height="19" | 7a
|  width="20%" align="center" height="19" | April 6, 2010
|-
|  width="88%" colspan="4" height="81" | The [[Tibble Twins]] sell their artwork to raise money for a toy by using pity.
|-
|  width="130" rowspan="2" height="100" | [[File:Arsubia_-_The_secret_guardians.jpg|140px]]
|  width="42%" align="center" height="19" | "'''[[The Secret Guardians]]'''"
|  width="13%" align="center" height="19" | 162
|  width="13%" align="center" height="19" | 7b
|  width="20%" align="center" height="19" | April 6, 2010
|-
|  width="88%" colspan="4" height="81" | Arthur, [[Sue Ellen Armstrong|Sue Ellen]], and Binky find a [[Arsubia|woodland oasis]] near their homes and vow to keep it a secret. Soon they start to find evidence of human habitation and wonder if they've discovered an ancient civilization.
|-
|  width="130" rowspan="2" height="100" | [[Image:Fernlets by Fern 10.jpg|140px]]
|  width="42%" align="center" height="19" | "'''[[Fernlets by Fern]]'''"
|  width="13%" align="center" height="19" | 163
|  width="13%" align="center" height="19" | 8a
|  width="20%" align="center" height="19" | April 7, 2010
|-
|  width="88%" colspan="4" height="81" | Fern and Muffy start a greeting card business. Muffy paints the covers and Fern writes the poems. All the work makes Fern lose interest in writing, so she tries to figure out how to get make it interesting again.
|-
|  width="130" rowspan="2" height="100" | [[Image:4th Grade Class 2.jpg|140px]]
|  width="42%" align="center" height="19" | "'''[[Prunella and the Haunted Locker]]'''"
|  width="13%" align="center" height="19" | 163
|  width="13%" align="center" height="19" | 8b
|  width="20%" align="center" height="19" | April 7, 2010
|-
|  width="88%" colspan="4" height="81" | Prunella is assigned a new locker, which is rumored to be haunted. She learns how to be brave and face her fears.
|-
|  width="130" rowspan="2" height="100" | [[Image:Paradise lost.jpg|140px]]
|  width="42%" align="center" height="19" | "'''[[Paradise Lost]]'''"
|  width="13%" align="center" height="19" | 164
|  width="13%" align="center" height="19" | 9a
|  width="20%" align="center" height="19" | April 8, 2010
|-
|  width="88%" colspan="4" height="81" | [[Kate Read|Kate]] begins to learn to talk, but starts to not be able to understand [[Pal]] anymore. They go to the [[Dolly Llama]] for an answer.
|-
|  width="130" rowspan="2" height="100" | [[File:The Pride of Lakewood.JPG|140px]]
|  width="42%" align="center" height="19" | "'''[[The Pride of Lakewood]]'''"
|  width="13%" align="center" height="19" | 164
|  width="13%" align="center" height="19" | 9b
|  width="20%" align="center" height="19" | April 8, 2010
|-
|  width="88%" colspan="4" height="81" | To boost school pride, Arthur and his classmates form the [[Lakewood Pride Committee]], which seems to pressure and brainwash students to have pride for their school. Sue Ellen and the Brain don't join the group and are accused of not loving their school.
|-
|  width="130" rowspan="2" height="100" | [[Image:Looking For Bonnie.jpg|140px]]
|  width="42%" align="center" height="19" | "'''[[Looking for Bonnie]]'''"
|  width="13%" align="center" height="19" | 165
|  width="13%" align="center" height="19" | 10a
|  width="20%" align="center" height="19" | April 9, 2010
|-
|  width="88%" colspan="4" height="81" | Famous rock musician [[Dean Lomax]] visits Elwood City and asks [[Neal Lundgren|George's dad]] to fix his guitar.
|-
|  width="130" rowspan="2" height="100" | [[Image:The Secret Orgin of Supernova.jpg|140px]]
|  width="42%" align="center" height="19" | "'''[[The Secret Origin of Supernova]]'''"
|  width="13%" align="center" height="19" | 165
|  width="13%" align="center" height="19" | 10b
|  width="20%" align="center" height="19" | April 9, 2010
|-
|  width="88%" colspan="4" height="81" | Arthur is dismayed when he learns that the energy drink endorsed by ''[[Dark Bunny]]'', his favorite superhero, is unhealthy. He goes in search for a new superhero who doesn't sell out from their principles, and ends up making his own named [[Supernova]].
|}

==Trivia==
*In some non-US markets, this is the last season to be in the 4:3 SD format.
[[Category:Arthur episodes by season]]
[[Category:A to Z]]