| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| ClassiQuest Science: Logic Stage Astronomy & Geoscience: Solid Science for the Classical Curriculum | 978-0-9829573-2-5 (0-9829573-2-7) | 2013 |
| ClassiQuest Science: Logic Stage Biology, Solid Science for the Classical Curriculum | 978-0-9829573-1-8 (0-9829573-1-9) | 2010 |