Series
| Series Name | Release Date | Product Count |
|---|---|---|
| Building Relationships | 2024-08-01 | 7 |
| Built for Cold: Arctic Animals | 2011-01-01 | 8 |
| Calm Kids | 2021-01-01 | 5 |
| Can You Believe It? | 2023-08-01 | 5 |
| Can You Guess? | 2025-01-01 | 9 |
| Car Crazy | 2018-08-01 | 23 |
| Careers in STEM | 2022-08-01 | 17 |
| Castles, Palaces & Tombs | 2005-01-01 | 13 |
| Cat Club | 2020-08-01 | 8 |
| Cat-ographies | 2011-01-01 | 7 |
| Cazadores de formas (Shape Hunters) | 2015-08-01 | 5 |
| Celebrando las diferencias (Celebrating Differences) | 2017-08-01 | 7 |
| Celebrando nuestras comunidades (Celebrating Our Communities) | 2020-08-01 | 7 |
| Celebrating All Friends | 2023-08-01 | 8 |
| Celebrating Differences | 2017-08-01 | 7 |
| Celebrating Holidays | 2018-08-01 | 26 |
| Celebrating Our Communities | 2020-08-01 | 7 |
| Character Education | 2019-01-01 | 12 |
| Children's Storytellers | 2017-08-01 | 22 |
| Ciclos de vida (Life Cycles) | 2022-08-01 | 9 |
| Circus of Fears | 2024-01-01 | 5 |
| Cities Through Time | 2023-08-01 | 17 |
| Citified! | 2017-07-19 | 9 |
| City Critters | 2025-01-01 | 7 |