Seasons & episodes
S4 · E1Episode 406 1972-11-27
Season 4 premiere: Gordon and Susan meet Sam the Robot, Mr. Snuffleupagus plays "London Bridge" with the kids. Sponsors: D, 2
S4 · E2Episode 407 Air date unannounced
No episode summary available yet.
S4 · E3Episode 408 Air date unannounced
No episode summary available yet.
S4 · E4Episode 409 Air date unannounced
No episode summary available yet.
S4 · E5Episode 410 Air date unannounced
No episode summary available yet.
S4 · E6Episode 411 Air date unannounced
No episode summary available yet.
S4 · E7Episode 412 Air date unannounced
No episode summary available yet.
S4 · E8Episode 413 Air date unannounced
No episode summary available yet.
S4 · E9Episode 414 Air date unannounced
No episode summary available yet.
S4 · E10Episode 415 Air date unannounced
No episode summary available yet.
S4 · E11Episode 416 Air date unannounced
No episode summary available yet.
S4 · E12Episode 417 Air date unannounced
No episode summary available yet.
S4 · E13Episode 418 Air date unannounced
No episode summary available yet.
S4 · E14Episode 419 Air date unannounced
No episode summary available yet.
S4 · E15Episode 420 Air date unannounced
No episode summary available yet.
S4 · E16Episode 421 Air date unannounced
No episode summary available yet.
S4 · E17Episode 422 Air date unannounced
No episode summary available yet.
S4 · E18Episode 423 Air date unannounced
No episode summary available yet.
S4 · E19Episode 424 Air date unannounced
No episode summary available yet.
S4 · E20Episode 425 Air date unannounced
No episode summary available yet.
S4 · E21Episode 426 Air date unannounced
No episode summary available yet.
S4 · E22Episode 427 Air date unannounced
No episode summary available yet.
S4 · E23Episode 428 Air date unannounced
No episode summary available yet.
S4 · E24Episode 429 Air date unannounced
No episode summary available yet.