Series
| Series Name | Release Date | Product Count |
|---|---|---|
| State Profiles | 2021-08-01 | 53 |
| Super Cute! | 2017-01-01 | 40 |
| Superhero Science | 2020-08-01 | 12 |
| Survival Zone | 2017-01-01 | 13 |
| Symbols of American Freedom | 2019-01-01 | 14 |
| Take Flight! | 2021-08-01 | 7 |
| Tech Icons | 2014-08-01 | 9 |
| The Five Senses | 2018-01-01 | 7 |
| The Scariest Places on Earth | 2014-08-01 | 13 |
| The Seasons | 2022-08-01 | 6 |
| The Senses | 2007-08-01 | 6 |
| The Seven Wonders of the Modern World | 2020-08-01 | 8 |
| The Ultimate Animal Library | 2024-08-01 | 35 |
| The Unexplained | 2011-08-01 | 4 |
| The World of Dinosaurs | 2019-07-01 | 24 |
| The World's Fastest | 2011-01-01 | 2 |
| The World's Smartest Animals | 2020-08-01 | 7 |
| Through the Decades | 2025-08-01 | 11 |
| Too Cute! | 2021-08-01 | 34 |
| Top Secret Spy Stories | 2024-08-01 | 7 |
| Totally Disgusting | 2014-08-01 | 7 |
| Tough Trucks | 2018-08-01 | 7 |
| True Survival Stories | 2021-08-01 | 8 |
| Understanding Weather | 2015-08-01 | 8 |