November 24, 1980
Big Bird goes to school
November 25, 1980
Episode 2 of Season 12 premiered on November 25, 1980
November 26, 1980
Episode 3 of Season 12 premiered on November 26, 1980
November 27, 1980
Episode 4 of Season 12 premiered on November 27, 1980
November 28, 1980
Episode 5 of Season 12 premiered on November 28, 1980
December 1, 1980
Episode 6 of Season 12 premiered on December 1, 1980
December 2, 1980
Episode 7 of Season 12 premiered on December 2, 1980
December 3, 1980
Episode 8 of Season 12 premiered on December 3, 1980
December 4, 1980
Episode 9 of Season 12 premiered on December 4, 1980
December 5, 1980
Episode 10 of Season 12 premiered on December 5, 1980
December 8, 1980
Episode 11 of Season 12 premiered on December 8, 1980
December 9, 1980
Episode 12 of Season 12 premiered on December 9, 1980
December 10, 1980
Episode 13 of Season 12 premiered on December 10, 1980
December 11, 1980
Episode 14 of Season 12 premiered on December 11, 1980
December 12, 1980
Episode 15 of Season 12 premiered on December 12, 1980
December 15, 1980
Episode 16 of Season 12 premiered on December 15, 1980
December 16, 1980
Episode 17 of Season 12 premiered on December 16, 1980
December 17, 1980
Episode 18 of Season 12 premiered on December 17, 1980
December 18, 1980
Episode 19 of Season 12 premiered on December 18, 1980
December 19, 1980
Episode 20 of Season 12 premiered on December 19, 1980
December 22, 1980
Episode 21 of Season 12 premiered on December 22, 1980
December 23, 1980
Episode 22 of Season 12 premiered on December 23, 1980
December 24, 1980
Episode 23 of Season 12 premiered on December 24, 1980
December 25, 1980
Episode 24 of Season 12 premiered on December 25, 1980
December 26, 1980
Episode 25 of Season 12 premiered on December 26, 1980
December 29, 1980
Episode 26 of Season 12 premiered on December 29, 1980
December 30, 1980
Episode 27 of Season 12 premiered on December 30, 1980
December 31, 1980
Episode 28 of Season 12 premiered on December 31, 1980
January 1, 1981
Episode 29 of Season 12 premiered on January 1, 1981
January 2, 1981
Episode 30 of Season 12 premiered on January 2, 1981
January 5, 1981
Episode 31 of Season 12 premiered on January 5, 1981
January 6, 1981
Episode 32 of Season 12 premiered on January 6, 1981
January 7, 1981
Episode 33 of Season 12 premiered on January 7, 1981
January 8, 1981
Episode 34 of Season 12 premiered on January 8, 1981
January 9, 1981
Episode 35 of Season 12 premiered on January 9, 1981
January 12, 1981
Episode 36 of Season 12 premiered on January 12, 1981
January 13, 1981
Episode 37 of Season 12 premiered on January 13, 1981
January 14, 1981
Episode 38 of Season 12 premiered on January 14, 1981
January 15, 1981
Episode 39 of Season 12 premiered on January 15, 1981
January 16, 1981
Episode 40 of Season 12 premiered on January 16, 1981
January 19, 1981
Episode 41 of Season 12 premiered on January 19, 1981
January 20, 1981
Episode 42 of Season 12 premiered on January 20, 1981
January 21, 1981
Episode 43 of Season 12 premiered on January 21, 1981
January 22, 1981
Episode 44 of Season 12 premiered on January 22, 1981
January 23, 1981
Episode 45 of Season 12 premiered on January 23, 1981
January 26, 1981
Episode 46 of Season 12 premiered on January 26, 1981
January 27, 1981
Episode 47 of Season 12 premiered on January 27, 1981
January 28, 1981
Episode 48 of Season 12 premiered on January 28, 1981
January 29, 1981
Episode 49 of Season 12 premiered on January 29, 1981
January 30, 1981
Episode 50 of Season 12 premiered on January 30, 1981
February 2, 1981
Episode 51 of Season 12 premiered on February 2, 1981
February 3, 1981
Episode 52 of Season 12 premiered on February 3, 1981
February 4, 1981
Episode 53 of Season 12 premiered on February 4, 1981
February 5, 1981
Episode 54 of Season 12 premiered on February 5, 1981
February 6, 1981
Episode 55 of Season 12 premiered on February 6, 1981
February 9, 1981
Episode 56 of Season 12 premiered on February 9, 1981
February 10, 1981
Episode 57 of Season 12 premiered on February 10, 1981
February 11, 1981
Episode 58 of Season 12 premiered on February 11, 1981
February 12, 1981
Episode 59 of Season 12 premiered on February 12, 1981
February 13, 1981
Episode 60 of Season 12 premiered on February 13, 1981
February 16, 1981
Episode 61 of Season 12 premiered on February 16, 1981
February 17, 1981
Episode 62 of Season 12 premiered on February 17, 1981
February 18, 1981
Episode 63 of Season 12 premiered on February 18, 1981
February 19, 1981
Episode 64 of Season 12 premiered on February 19, 1981
February 20, 1981
Episode 65 of Season 12 premiered on February 20, 1981
February 23, 1981
Episode 66 of Season 12 premiered on February 23, 1981
February 24, 1981
Episode 67 of Season 12 premiered on February 24, 1981
February 25, 1981
Episode 68 of Season 12 premiered on February 25, 1981
February 26, 1981
Episode 69 of Season 12 premiered on February 26, 1981
February 27, 1981
Episode 70 of Season 12 premiered on February 27, 1981
March 2, 1981
Episode 71 of Season 12 premiered on March 2, 1981
March 3, 1981
Episode 72 of Season 12 premiered on March 3, 1981
March 4, 1981
Episode 73 of Season 12 premiered on March 4, 1981
March 5, 1981
Episode 74 of Season 12 premiered on March 5, 1981
March 6, 1981
Episode 75 of Season 12 premiered on March 6, 1981
March 9, 1981
Episode 76 of Season 12 premiered on March 9, 1981
March 10, 1981
Episode 77 of Season 12 premiered on March 10, 1981
March 11, 1981
Episode 78 of Season 12 premiered on March 11, 1981
March 12, 1981
Episode 79 of Season 12 premiered on March 12, 1981
March 13, 1981
Episode 80 of Season 12 premiered on March 13, 1981
March 16, 1981
Episode 81 of Season 12 premiered on March 16, 1981
March 17, 1981
Episode 82 of Season 12 premiered on March 17, 1981
March 18, 1981
Episode 83 of Season 12 premiered on March 18, 1981
March 19, 1981
Episode 84 of Season 12 premiered on March 19, 1981
March 20, 1981
Episode 85 of Season 12 premiered on March 20, 1981
March 23, 1981
Episode 86 of Season 12 premiered on March 23, 1981
March 24, 1981
Episode 87 of Season 12 premiered on March 24, 1981
March 25, 1981
Episode 88 of Season 12 premiered on March 25, 1981
March 26, 1981
Episode 89 of Season 12 premiered on March 26, 1981
March 27, 1981
Episode 90 of Season 12 premiered on March 27, 1981
March 30, 1981
Episode 91 of Season 12 premiered on March 30, 1981
March 31, 1981
Episode 92 of Season 12 premiered on March 31, 1981
April 1, 1981
Episode 93 of Season 12 premiered on April 1, 1981
April 2, 1981
Episode 94 of Season 12 premiered on April 2, 1981
April 3, 1981
Episode 95 of Season 12 premiered on April 3, 1981
April 6, 1981
Episode 96 of Season 12 premiered on April 6, 1981
April 7, 1981
Episode 97 of Season 12 premiered on April 7, 1981
April 8, 1981
Episode 98 of Season 12 premiered on April 8, 1981
April 9, 1981
Episode 99 of Season 12 premiered on April 9, 1981
April 10, 1981
Episode 100 of Season 12 premiered on April 10, 1981
April 13, 1981
Episode 101 of Season 12 premiered on April 13, 1981
April 14, 1981
Episode 102 of Season 12 premiered on April 14, 1981
April 15, 1981
Episode 103 of Season 12 premiered on April 15, 1981
April 16, 1981
Episode 104 of Season 12 premiered on April 16, 1981
April 17, 1981
Episode 105 of Season 12 premiered on April 17, 1981
April 20, 1981
Episode 106 of Season 12 premiered on April 20, 1981
April 21, 1981
Episode 107 of Season 12 premiered on April 21, 1981
April 22, 1981
Episode 108 of Season 12 premiered on April 22, 1981
April 23, 1981
Episode 109 of Season 12 premiered on April 23, 1981
April 24, 1981
Episode 110 of Season 12 premiered on April 24, 1981
April 27, 1981
Episode 111 of Season 12 premiered on April 27, 1981
April 28, 1981
Episode 112 of Season 12 premiered on April 28, 1981
April 29, 1981
Episode 113 of Season 12 premiered on April 29, 1981
April 30, 1981
Episode 114 of Season 12 premiered on April 30, 1981
May 1, 1981
Episode 115 of Season 12 premiered on May 1, 1981
May 4, 1981
Episode 116 of Season 12 premiered on May 4, 1981
May 5, 1981
Episode 117 of Season 12 premiered on May 5, 1981
May 6, 1981
Maria asks Luis for a raise Sponsored by O, P, 8
May 7, 1981
Episode 119 of Season 12 premiered on May 7, 1981
May 8, 1981
Episode 120 of Season 12 premiered on May 8, 1981
May 11, 1981
Episode 121 of Season 12 premiered on May 11, 1981
May 12, 1981
Episode 122 of Season 12 premiered on May 12, 1981
May 13, 1981
Episode 123 of Season 12 premiered on May 13, 1981
May 14, 1981
Episode 124 of Season 12 premiered on May 14, 1981
May 15, 1981
Episode 125 of Season 12 premiered on May 15, 1981
May 18, 1981
Episode 126 of Season 12 premiered on May 18, 1981
May 19, 1981
Episode 127 of Season 12 premiered on May 19, 1981
May 20, 1981
Episode 128 of Season 12 premiered on May 20, 1981
May 21, 1981
Episode 129 of Season 12 premiered on May 21, 1981
May 22, 1981
During a heat wave, Oscar finds he has no one to bother. Later, Fred Rogers of Mister Rogers' Neighborhood judges a race between B...Read more