Series
| Series Name | Release Date | Product Count |
|---|---|---|
| River Adventures | 2024-08-01 | 7 |
| River Monsters | 2024-01-01 | 7 |
| Rocks & Minerals | 2019-07-01 | 7 |
| Saddle Up! | 2020-08-01 | 11 |
| Science Starters | 2018-08-01 | 10 |
| Seasons | 2006-08-01 | 6 |
| Seasons of the Year | 2018-01-01 | 6 |
| See It Grow! | 2023-08-01 | 15 |
| Senses, The | 2007-08-01 | 0 |
| Shapes in Our World | 2026-01-01 | 0 |
| Shark Fact Files | 2013-01-01 | 13 |
| Shark Frenzy | 2020-08-01 | 13 |
| Ships Ahoy! | 2025-08-01 | 7 |
| Simple Machines | 2009-08-01 | 8 |
| Simple Machines Fun! | 2019-07-01 | 7 |
| Slithering Snakes | 2024-08-01 | 13 |
| Snakes Alive | 2011-08-01 | 18 |
| Soccer Leagues | 2024-08-01 | 7 |
| Space Science | 2019-01-01 | 17 |
| Space Tech | 2017-08-01 | 10 |
| Sports Championships | 2018-08-01 | 8 |
| Sports Fun! | 2023-08-01 | 15 |
| Sports Superstars | 2023-08-01 | 43 |
| Spotting Differences | 2019-07-01 | 26 |