Season 4
Artwork
| # | Image | Title | Aired |
|---|---|---|---|
| 1 | Trains, Submarines and Zeppelins (1) | Dec 7, 2015 | |
| 2 | Trains, Submarines and Zeppelins (2) | Dec 7, 2015 | |
| 3 | Rollin' on the Riverboat (1) | Mar 7, 2016 | |
| 4 | Rollin' on the Riverboat (2) | Mar 7, 2016 | |
| 5 |  | Nest Swap | Mar 8, 2016 |
| 6 |  | The Herd is the Word | Mar 8, 2016 |
| 7 |  | Stop and Smell the Flowers | Mar 9, 2016 |
| 8 |  | Moms' Campout | Mar 9, 2016 |
| 9 | Where Have All the Lizards Gone? | Mar 10, 2016 | |
| 10 | Conductor's Sleepover | Mar 10, 2016 | |
| 11 |  | Junior Conductors Academy (1) | Apr 6, 2016 |
| 12 |  | Junior Conductors Academy (2) | Apr 6, 2016 |
| 13 |  | Crystal and King Benefit Concert (1) | Apr 25, 2016 |
| 14 |  | Crystal and King Benefit Concert (2) | Apr 25, 2016 |
| 15 | Spooky Tree | Oct 17, 2016 | |
| 16 |  | Spinosaurus Super Model | Oct 17, 2016 |
| 17 |  | What's at the Center of the Earth? (1): Layers | Feb 20, 2017 |
| 18 |  | What's at the Center of the Earth? (2): Fossils | Feb 20, 2017 |
| 19 |  | What's at the Center of the Earth? (3): Troglobites | Feb 20, 2017 |
| 20 |  | What's at the Center of the Earth? (4): Minerals | Feb 20, 2017 |