Season
- Season 0 1979-12-23
- Season 1 1972-10-16
- Season 2 1973-04-16
- Season 3 1974-03-04
- Season 4 1974-09-16
- Season 5 1975-09-08
- Season 6 1976-11-02
- Season 7 1977-12-26
- Season 8 1978-10-02
- Season 9 1979-10-26
- Season 10 1980-10-16
- Season 11 1981-10-12
- Season 12 1982-01-04
- Season 13 1983-01-07
- Season 14 1983-08-05
- Season 15 1984-01-06
- Season 16 1984-08-03
- Season 17 1985-08-02
- Season 18 1986-08-01
- Season 19 1987-09-04
- Season 20 1988-01-05
- Season 21 1989-09-08
- Season 22 1990-08-31
- Season 23 1991-09-13
Season 23 Episode
- Season 20 Episode 1
- Season 20 Episode 2
- Season 20 Episode 3
- Season 20 Episode 4
- Season 20 Episode 5
- Season 20 Episode 6
- Season 20 Episode 7
- Season 20 Episode 8
- Season 20 Episode 9
- Season 20 Episode 10
- Season 20 Episode 11
- Season 20 Episode 12
- Season 20 Episode 13
- Season 20 Episode 14
- Season 20 Episode 15
- Season 20 Episode 16
- Season 20 Episode 17
- Season 20 Episode 18
- Season 20 Episode 19
- Season 20 Episode 20
- Season 20 Episode 21
- Season 20 Episode 22
- Season 20 Episode 23
- Season 20 Episode 24
- Season 20 Episode 25
- Season 20 Episode 26
- Season 20 Episode 27
- Season 20 Episode 28
- Season 20 Episode 29
- Season 20 Episode 30
- Season 20 Episode 31
- Season 20 Episode 32
- Season 20 Episode 33
- Season 20 Episode 34
- Season 20 Episode 35
- Season 20 Episode 36
- Season 20 Episode 37
- Season 20 Episode 38
- Season 20 Episode 39
- Season 20 Episode 40
- Season 20 Episode 41
- Season 20 Episode 42
- Season 20 Episode 43
- Season 20 Episode 44
- Season 20 Episode 45
- Season 20 Episode 46
- Season 20 Episode 47
- Season 20 Episode 48
- Season 20 Episode 49
- Season 20 Episode 50
- Season 20 Episode 51
Rainbow - Season 20 Episode 12 Learning About Ourselves: Physical Differences
6.60 20 minutes Freddy brings Zippy's cousin Zippo to visit. Bungle, Zippy and George discover that although Zippy and his cousin look alike, they are very different in other ways. Rod and Jane sing "Ten Feet Tall" and Geoffrey reads a story about twins, Susie and Sarah.
