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The Best Episodes of Arthur Season 21

Every episode of Arthur Season 21 ranked from best to worst. Discover the Best Episodes of Arthur Season 21!

Binge this in 3h 2m•Peaking at 6.6/10

The show revolves around the lives of 8-year-old Arthur Read, an anthropomorphic aardvark, his friends and family, and their daily interactions with each other.

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Episode Rankings

  1. #1 Fan Favorite
    Arthur Season 21 Episode 3 - The Master Builders
    6.6/10(23 votes)

    S21:E3

    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.

    Director:Greg Bailey
    Writer:Peter K. Hirsch

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  2. Arthur Season 21 Episode 2 - Brain and the Time Capsule
    6.5/10(21 votes)

    S21:E2

    Brain creates a time capsule but soon he gets frustrated when everyone wants to put something in.

    Director:Greg Bailey
    Writers:Elana Lesser, Cliff Ruby

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  3. Arthur Season 21 Episode 7 - Arthur Takes a Stand
    6.5/10(18 votes)

    S21:E7

    Arthur discovers that Mrs. McGrady manages the cafeteria without any help and tries to hire her an assistant.

    Director:Greg Bailey
    Writer:Peter K. Hirsch

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  4. Arthur Season 21 Episode 1 - Binky's A Game
    6.4/10(22 votes)

    S21:E1

    Binky gets an A on a test and Muffy and Francine think he cheated.

    Director:Greg Bailey
    Writer:Peter K. Hirsch

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  5. Arthur Season 21 Episode 5 - Sue Ellen and the Last Page
    5.7/10(23 votes)

    S21:E5

    The City Council votes to close down the Elwood City Library and Sue Ellen attempts to save it.

    Director:Greg Bailey
    Writer:Belinda Arredondo

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  6. Arthur Season 21 Episode 4 - Francine and the Soccer Spy
    5.6/10(24 votes)

    S21:E4

    Ladonna befriends a member of the Mighty Mountain soccer team.

    Director:Greg Bailey
    Writer:Vanessa Wiegel

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  7. Arthur Season 21 Episode 6 - Muffy Misses Out
    4.9/10(26 votes)

    S21:E6

    Muffy goes to an opera but is also worrying that the members of Mrs. McGrady's bake sale will need her help.

    Director:Greg Bailey
    Writer:Matt Hoverman

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  8. Arthur Season 21 Episode 8 - Slink's Special Talent
    0.0/10(0 votes)

    S21:E8

    Slink thinks that his special talent is being a newspaper boy.

    Director:Greg Bailey
    Writer:Peter K. Hirsch

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  9. Arthur Season 21 Episode 9 - Take a Hike, Molly
    0.0/10(0 votes)

    S21:E9

    The Tough Customers go on a hiking trail.

    Director:Greg Bailey
    Writer:Cheri Magid

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  10. Arthur Season 21 Episode 10 - The Lost Dinosaur
    0.0/10(0 votes)

    S21:E10

    Bud loses his imaginary friend Rapty, a dinosaur, and becomes worried what he'll do without him.

    Director:Greg Bailey
    Writer:Jessica Honor Carleton

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  11. Arthur Season 21 Episode 11 - The Princess Problem
    0.0/10(0 votes)

    S21:E11

    D.W. and Emily tell a student the story of a princess and have a substitute teacher for PE.

    Director:Greg Bailey
    Writer:Matt Hoverman

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  12. Arthur Season 21 Episode 12 - Invasion of the Soccer Fans
    0.0/10(0 votes)

    S21:E12

    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.

    Director:Greg Bailey
    Writer:Lindsay Thompson

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  13. Arthur Season 21 Episode 13 - Pal and the Big Itch
    0.0/10(0 votes)

    S21:E13

    When Pal goes into a trash can and rolls in the garbage, he gets an itch.

    Director:Greg Bailey
    Writer:Peter K. Hirsch

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Season 21 Ratings Summary

"The Master Builders" is the best rated episode of "Arthur" season 21. It scored 6.6/10 based on 23 votes. Directed by Greg Bailey and written by Peter K. Hirsch, it aired on 10/24/2017. This episode is rated 0.1 points higher than the second-best, "Brain and the Time Capsule".