| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2008 | 978-0-9817598-0-7 | Spenser and Mom | Spenser Goes to Portland (Spenser Nation) |
| 2009 | 978-0-9817598-1-4 | '' | Spenser Goes to St. Louis (The Spenser Nation Series) |
| 2010 | 978-0-9817598-3-8 | Spenser and Mom Melanie Brooks | Spenser Goes to El Paso (SpenserNation) |
| 2009 | 978-0-9817598-4-5 | Spenser and Mom | Spenser's Savannah |
| 2010 | 978-0-9817598-5-2 | Spenser and Mom Melanie Brooks | Spenser via a El Paso/Spenser Goes to El Paso (Spanish edition) (SpenserNation) |
| '' | 978-0-9817598-6-9 | '' | Spenser Hearts St. Louis (Little Friend series) |
| '' | 978-0-9817598-7-6 | '' | Spenser Hearts Savannah (Little Friend series) |
| '' | 978-0-9817598-8-3 | '' | Spenser Hearts Portland (Little Friend series) |
| 2010 | 978-0-9817598-9-0 | Spenser and Mom Melanie Brooks | Spenser Hearts El Paso (Little Friend series) |