| Title | Season | Episode # | First Aired |
|---|---|---|---|
| An Out of Body Experience (1) | 2 | 1 | 23/Aug/03 |
| An Out of Body Experience (2) | 2 | 2 | 30/Aug/03 |
| Lights Out! | 2 | 3 | 06/Sep/03 |
| The Conqueror Worm | 2 | 4 | 13/Sep/03 |
| Puberty Alert | 2 | 5 | 20/Sep/03 |
| Tricky Ricardo | 2 | 6 | 27/Sep/03 |
| Aunti Histamine | 2 | 7 | 04/Oct/03 |
| A Growing Cell | 2 | 8 | 11/Oct/03 |
| A Cold Day In Hector | 2 | 9 | 25/Oct/03 |
| Supplements (aka Triumph of the Supplements) | 2 | 10 | 14/Jun/04 |
| Double Dose (aka Ozzy and Ozzy) | 2 | 11 | 21/Jun/04 |
| Nature Calls | 2 | 12 | 28/Jun/04 |
| Cavities (aka Journey to the Center of the Tooth) | 2 | 13 | 05/Jul/04 |