Sesame Street
Papa Bear Invents a Perpetual Porridge Machine
TV Flash files “Papa Bear Invents a Perpetual Porridge Machine” as hour 3905 of 4662 in the TV Flash guide — Sesame Street (1969–) on NET/PBS, season 31, episode 56, aired 2000-05-01, 60 min.
From the desk
How this hour is filed
This leaf is S31E56: listed hour 3905 of 4662 in the Sesame Street guide, hour 56 of 65 in season 31. It aired 2000-05-01 (60 min). The listed hour before it is “Elmo and Big Bird Learn About Being Plants” (S31E55). Next is “Runaway Ts” (S31E57). Broadcast log — titles and dates, not a plot bible.

Viewer FAQ
Where does Papa Bear Invents a Perpetual Porridge Machine sit in the Sesame Street guide?
S31E56 is listed hour 3905 of 4662 — hour 56 of 65 in season 31, season 31 episode 56.
When did Sesame Street S31E56 air?
Papa Bear Invents a Perpetual Porridge Machine aired 2000-05-01 and is listed at 60 minutes.
Where should I start?
Any classic street-and-Muppets hour shows the mix: live-action block, animation, Henson characters, letters and numbers with jokes. Early NET/PBS seasons are the civil-rights-era assignment; later years add franchise familiar faces.
In the series
Why this series still plays
Sesame Street mixed Muppets, street scenes, and research-backed teaching into a 1969 public-TV project that treated kids as smart and cities as home. Joan Ganz Cooney and Lloyd Morrisett's Workshop put Big Bird, Oscar, Bert, and Ernie into daylight with jokes attached to letters. Still the template for how television can teach without condescending.
November 10, 1969, is a public-TV drop that treated kids as smart and cities as home. Joan Ganz Cooney and Lloyd Morrisett's Children's Television Workshop mixed Muppets, street scenes, and research-backed teaching into *Sesame Street* on NET, then PBS. Letters and numbers arrived with jokes; diversity was built into the block. Jim Henson and Frank Oz performed the Muppets. Carroll Spinney became Big Bird and Oscar. **Fifty-six seasons and 4,662 episodes** later, the street still has not closed. Rex can keep the…
Filed against
- Jim Henson as Muppet Performer / Creator
Jim Henson’s Muppet performing and creating made Sesame Street a 1960s catalog wager that kids were smart, then The Muppet Show a frog under stress with A-list guests. TV Flash files him as the man who built a street and a theater out of…
- Frank Oz as Muppet Performer
Frank Oz’s Muppet performing made Sesame Street a daylight argument that kids were smart — 1960s catalog letters with jokes, then The Muppet Show stretching the felt into Piggy-adjacent vaudeville chaos. TV Flash files him as the right…
- Carroll Spinney as Big Bird / Oscar the Grouch
Carroll Spinney played Big Bird and Oscar the Grouch on Sesame Street — Muppets, street scenes, research-backed teaching that treated kids as smart and cities as home. Joan Ganz Cooney and Lloyd Morrisett's 1969 public-TV project, jokes…