| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2004 | 978-0-9547919-0-2 | Elizabeth Singer Hunt | Secret Agent Jack Stalwart: The Mystery of the Mona Lisa (Secret Agent Jack Stalwart... S.) |
| '' | 978-0-9547919-1-9 | Elizabeth Singer Hunt | Secret Agent Jack Stalwart... The Escape of the Deadly Dinosaur |
| '' | 978-0-9547919-2-6 | '' | Secret Agent Jack Stalwart... The Puzzle of the Missing Panda |
| 2005 | 978-0-9547919-3-3 | '' | Secret Agent Jack Stalwart... The Crime on Christmas Eve |
| '' | 978-0-9547919-4-0 | '' | Secret Agent Jack Stalwart... The Caper of the Crown Jewels |
| '' | 978-0-9547919-5-7 | '' | Secret Agent Jack Stalwart... The Treasure of the Sacred Temple |