Series
| Series Name | Release Date | Product Count |
|---|---|---|
| STEM Careers | 2019-01-01 | 17 |
| STEM in the Summer Olympics | 2019-07-30 | 8 |
| STEM Jobs You'll Love | 2014-08-01 | 8 |
| STEM Spanish Titles | 2016-08-01 | 11 |
| Step-by-Step Projects | 2015-08-01 | 10 |
| Stranded! Testing the Limits of Survival | 2014-08-01 | 7 |
| Strange History | 2024-01-01 | 1 |
| Super Bowl Superstars | 2008-08-01 | 15 |
| Super Cute! | 2017-01-01 | 40 |
| Superhero Science | 2020-08-01 | 11 |
| Super Science Feats | 2018-08-01 | 5 |
| SuperSized! | 2007-01-01 | 12 |
| Survival Guides You Didn't Know You Needed | 2018-01-01 | 6 |
| Survival Stories | 2020-08-01 | 9 |
| Survival Zone | 2017-01-01 | 13 |
| Swamp Things: Animal Life in a Wetland | 2016-07-25 | 7 |
| Symbols of American Freedom | 2018-08-01 | 13 |
| Symbols of Freedom | 2015-01-01 | 16 |
| Take Flight! | 2021-08-01 | 7 |
| Taking Earth's Temperature | 2018-07-01 | 6 |
| Tech Icons | 2014-08-01 | 9 |
| Tell Me Why | 2024-01-01 | 1 |
| That’s Disgusting! | 2020-08-01 | 9 |
| That's Just Spooky! | 2018-01-01 | 6 |