| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | Dreams | |||
| S04E02 | Life Underwater |
February 22, 2010
|
||
| S04E03 | School | |||
| S04E04 | Nocturnal Animals |
September 5, 2008
|
||
| S04E05 | Time and Clocks |
February 4, 2008
|
||
| S04E06 | Snuggley Favorites | |||
| S04E12 | Bodies |
August 10, 2009
|
||
| S04E13 | Riddles and Rhymes |
December 10, 2009
|
||
| S04E15 | Penguins |
September 26, 2007
|
||
| S04E17 | Dance |
November 5, 2009
|
||
| S04E20 | Bedtime Routines | |||
| S04E21 | Lullabies | |||
| S04E26 |
Cats and Dogs
season finale
|
December 22, 2010
|
No artwork of this type.
No artwork of this type.
No artwork of this type.