| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S01E01 |
Pilot: What Is A Calorie?
series finale
|
October 31, 2007
PBS
|
30 | |
| S01E02 | American Dino: What Is Extinct? |
PBS
|
30 | |
| S01E03 | The Rematch: What Are The Galapagos? |
PBS
|
30 | |
| S01E04 | Moo La La: What Is Organic? |
PBS
|
30 | |
| S01E05 | Hello, Birdie: What Is A Bird? |
PBS
|
30 | |
| S01E06 | Tropical Rainforest: What Is A Tropical Rainforest? |
PBS
|
30 | |
| S01E07 | Charlie Goes To School: What Is Exercise? |
PBS
|
30 | |
| S01E08 | One Step At A Time: It's Great To Be |
PBS
|
30 | |
| S01E09 | At The Zoo: What Is Endangered? |
PBS
|
30 | |
| S01E10 | Hoppin' In The Rainforest |
PBS
|
30 | |
| S01E11 | Charlie's Backyard Adventure: What Is Communication? |
PBS
|
30 | |
| S01E12 | Taking Care: What Is An Environment? |
PBS
|
30 | |
| S01E13 |
Big Green Hop
season finale
|
PBS
|
30 |
No artwork of this type.
No artwork of this type.