Season 12
130 episodes
1. Episode 1446
Nov 24, 1980
Big Bird goes to school
2. Episode 1447
Nov 25, 1980
3. Episode 1448
Nov 26, 1980
4. Episode 1449
Nov 27, 1980
5. Episode 1450
Nov 28, 1980
6. Episode 1451
Dec 1, 1980
7. Episode 1452
Dec 2, 1980
8. Episode 1453
Dec 3, 1980
9. Episode 1454
Dec 4, 1980
10. Episode 1455
Dec 5, 1980
11. Episode 1456
Dec 8, 1980
12. Episode 1457
Dec 9, 1980
13. Episode 1458
Dec 10, 1980
14. Episode 1459
Dec 11, 1980
15. Episode 1460
Dec 12, 1980
16. Episode 1461
Dec 15, 1980
17. Episode 1462
Dec 16, 1980
18. Episode 1463
Dec 17, 1980
19. Episode 1464
Dec 18, 1980
20. Episode 1465
Dec 19, 1980
21. Episode 1466
Dec 22, 1980
22. Episode 1467
Dec 23, 1980
23. Episode 1468
Dec 24, 1980
24. Episode 1469
Dec 25, 1980
25. Episode 1470
Dec 26, 1980
26. Episode 1471
Dec 29, 1980
27. Episode 1472
Dec 30, 1980
28. Episode 1473
Dec 31, 1980
29. Episode 1474
Jan 1, 1981
30. Episode 1475
Jan 2, 1981
31. Episode 1476
Jan 5, 1981
32. Episode 1477
Jan 6, 1981
33. Episode 1478
Jan 7, 1981
34. Episode 1479
Jan 8, 1981
35. Episode 1480
Jan 9, 1981
36. Episode 1481
Jan 12, 1981
37. Episode 1482
Jan 13, 1981
38. Episode 1483
Jan 14, 1981
39. Episode 1484
Jan 15, 1981
40. Episode 1485
Jan 16, 1981
41. Episode 1486
Jan 19, 1981
42. Episode 1487
Jan 20, 1981
43. Episode 1488
Jan 21, 1981
44. Episode 1489
Jan 22, 1981
45. Episode 1490
Jan 23, 1981
46. Episode 1491
Jan 26, 1981
47. Episode 1492
Jan 27, 1981
48. Episode 1493
Jan 28, 1981
49. Episode 1494
Jan 29, 1981
50. Episode 1495
Jan 30, 1981
51. Episode 1496
Feb 2, 1981
52. Episode 1497
Feb 3, 1981
53. Episode 1498
Feb 4, 1981
54. Episode 1499
Feb 5, 1981
55. Episode 1500
Feb 6, 1981
56. Episode 1501
Feb 9, 1981
57. Episode 1502
Feb 10, 1981
58. Episode 1503
Feb 11, 1981
59. Episode 1504
Feb 12, 1981
60. Episode 1505
Feb 13, 1981
61. Episode 1506
Feb 16, 1981
62. Episode 1507
Feb 17, 1981
63. Episode 1508
Feb 18, 1981
64. Episode 1509
Feb 19, 1981
65. Episode 1510
Feb 20, 1981
66. Episode 1511
Feb 23, 1981
67. Episode 1512
Feb 24, 1981
68. Episode 1513
Feb 25, 1981
69. Episode 1514
Feb 26, 1981
70. Episode 1515
Feb 27, 1981
71. Episode 1516
Mar 2, 1981
72. Episode 1517
Mar 3, 1981
73. Episode 1518
Mar 4, 1981
74. Episode 1519
Mar 5, 1981
75. Episode 1520
Mar 6, 1981
76. Episode 1521
Mar 9, 1981
77. Episode 1522
Mar 10, 1981
78. Episode 1523
Mar 11, 1981
79. Episode 1524
Mar 12, 1981
80. Episode 1525
Mar 13, 1981
81. Episode 1526
Mar 16, 1981
82. Episode 1527
Mar 17, 1981
83. Episode 1528
Mar 18, 1981
84. Episode 1529
Mar 19, 1981
85. Episode 1530
Mar 20, 1981
86. Episode 1531
Mar 23, 1981
87. Episode 1532
Mar 24, 1981
88. Episode 1533
Mar 25, 1981
89. Episode 1534
Mar 26, 1981
90. Episode 1535
Mar 27, 1981
91. Episode 1536
Mar 30, 1981
92. Episode 1537
Mar 31, 1981
93. Episode 1538
Apr 1, 1981
94. Episode 1539
Apr 2, 1981
95. Episode 1540
Apr 3, 1981
96. Episode 1541
Apr 6, 1981
97. Episode 1542
Apr 7, 1981
98. Episode 1543
Apr 8, 1981
99. Episode 1544
Apr 9, 1981
100. Episode 1545
Apr 10, 1981
101. Episode 1546
Apr 13, 1981
102. Episode 1547
Apr 14, 1981
103. Episode 1548
Apr 15, 1981
104. Episode 1549
Apr 16, 1981
105. Episode 1550
Apr 17, 1981
106. Episode 1551
Apr 20, 1981
107. Episode 1552
Apr 21, 1981
108. Episode 1553
Apr 22, 1981
109. Episode 1554
Apr 23, 1981
110. Episode 1555
Apr 24, 1981
111. Episode 1556
Apr 27, 1981
112. Episode 1557
Apr 28, 1981
113. Episode 1558
Apr 29, 1981
114. Episode 1559
Apr 30, 1981
115. Episode 1560
May 1, 1981
116. Episode 1561
May 4, 1981
117. Episode 1562
May 5, 1981
118. Episode 1563
May 6, 1981
Maria asks Luis for a raise Sponsored by O, P, 8
119. Episode 1564
May 7, 1981
120. Episode 1565
May 8, 1981
121. Episode 1566
May 11, 1981
122. Episode 1567
May 12, 1981
123. Episode 1568
May 13, 1981
124. Episode 1569
May 14, 1981
125. Episode 1570
May 15, 1981
126. Episode 1571
May 18, 1981
127. Episode 1572
May 19, 1981
128. Episode 1573
May 20, 1981
129. Episode 1574
May 21, 1981
130. Episode 1575
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 Big Bird and Snuffy. Sponsored by H, K, 12