Series
| Series Name | Release Date | Product Count |
|---|---|---|
| Los estados mentales (States of Mind) | 2020-08-01 | 5 |
| Los grandes felinos (Big Cats) | 2021-01-01 | 7 |
| Los países de donde venimos/Countries We Come From | 2018-12-15 | 9 |
| Los primeros viajes escolares (First Field Trips) | 2016-01-01 | 10 |
| Los trabajos de los perros (Dogs on Duty) | 2022-01-01 | 5 |
| Machines and Motion | 2018-08-01 | 8 |
| Machines at Work | 2012-08-01 | 27 |
| Machines at Work | 2022-08-01 | 12 |
| Machines on the Move | 2025-08-01 | 8 |
| Machines on the Move | 2025-01-01 | 6 |
| Machines to the Rescue | 2021-08-01 | 9 |
| Machines with Power! | 2020-08-01 | 16 |
| Major League Sports | 2014-08-01 | 7 |
| Major League Sports | 2019-08-01 | 6 |
| Manga Mania! | 2024-08-01 | 7 |
| Man-Made Disasters | 2018-01-01 | 7 |
| Marsupials | 2025-01-01 | 6 |
| Marvels of Technology | 2024-08-01 | 5 |
| Materiales de la Tierra (Earth Basics) | 2023-08-01 | 0 |
| Materiales de la Tierra (Eath Basics) | 2023-08-01 | 4 |
| Math Adventures | 2022-01-01 | 11 |
| Math Adventures | 2022-01-01 | 1 |
| Math It! | 2016-08-01 | 7 |
| Meals Around the World | 2016-08-01 | 10 |