Author · updated 2026
Helen Moss Books in Order
Every Helen Moss book in publication order — 24 in total, spanning 2011–2020.
Publication Order of Adventure Island Books
| # | Title | Year | Get it |
|---|---|---|---|
| 1 | The Mystery of the Whistling Caves | 2011 | Amazon US UK |
| 2 | The Mystery of the Midnight Ghost | 2011 | Amazon US UK |
| 3 | The Mystery of the Cursed Ruby | 2011 | Amazon US UK |
| 4 | The Mystery of the Hidden Gold | 2011 | Amazon US UK |
| 5 | The Mystery of the Missing Masterpiece | 2011 | Amazon US UK |
| 6 | The Mystery of the Vanishing Skeleton | 2011 | Amazon US UK |
| 7 | The Mystery of the Dinosaur Discovery | 2012 | Amazon US UK |
| 8 | The Mystery of the Drowning Man | 2012 | Amazon US UK |
| 9 | The Mystery of the Smugglers' Wreck | 2012 | Amazon US UK |
| 10 | The Mystery of the Invisible Spy | 2012 | Amazon US UK |
| 11 | The Mystery of the King's Ransom | 2013 | Amazon US UK |
| 12 | The Mystery of the Black Salamander | 2013 | Amazon US UK |
| 13 | The Mystery of the Secret Room | 2013 | Amazon US UK |
| 14 | The Mystery of the Phantom Lights | 2013 | Amazon US UK |
Publication Order of Secrets of the Tombs Books
| # | Title | Year | Get it |
|---|---|---|---|
| 1 | The Phoenix Code | 2014 | Amazon US UK |
| 2 | The Dragon Path | 2015 | Amazon US UK |
| 3 | The Serpent King | 2017 | Amazon US UK |
Publication Order of Rising Stars Reading Planet Books
| # | Title | Year | Get it |
|---|---|---|---|
| 1 | The Mystery of the Tangled Net | 2017 | Amazon US UK |
| 2 | The Mystery of the Green Lady | 2017 | Amazon US UK |
Publication Order of Time Dogs Books
| # | Title | Year | Get it |
|---|---|---|---|
| 1 | Balto and the Race Against Time | 2019 | Amazon US UK |
| 2 | Seaman and the Great Northern Adventure | 2019 | Amazon US UK |
| 3 | Barry and the Great Mountain Rescue | 2020 | Amazon US UK |
| 4 | Anubis and the Golden Collar | 2020 | Amazon US UK |
Publication Order of Anthologies
| # | Title | Year | Get it |
|---|---|---|---|
| 1 | Mystery & Mayhem | 2016 | Amazon US UK |
Every title by year All 24, oldest to newest
| # | Title | Year | Get it |
|---|---|---|---|
| 1 | The Mystery of the Whistling Caves | 2011 | Amazon US UK |
| 2 | The Mystery of the Midnight Ghost | 2011 | Amazon US UK |
| 3 | The Mystery of the Cursed Ruby | 2011 | Amazon US UK |
| 4 | The Mystery of the Hidden Gold | 2011 | Amazon US UK |
| 5 | The Mystery of the Missing Masterpiece | 2011 | Amazon US UK |
| 6 | The Mystery of the Vanishing Skeleton | 2011 | Amazon US UK |
| 7 | The Mystery of the Dinosaur Discovery | 2012 | Amazon US UK |
| 8 | The Mystery of the Drowning Man | 2012 | Amazon US UK |
| 9 | The Mystery of the Smugglers' Wreck | 2012 | Amazon US UK |
| 10 | The Mystery of the Invisible Spy | 2012 | Amazon US UK |
| 11 | The Mystery of the King's Ransom | 2013 | Amazon US UK |
| 12 | The Mystery of the Black Salamander | 2013 | Amazon US UK |
| 13 | The Mystery of the Secret Room | 2013 | Amazon US UK |
| 14 | The Mystery of the Phantom Lights | 2013 | Amazon US UK |
| 15 | The Phoenix Code | 2014 | Amazon US UK |
| 16 | The Dragon Path | 2015 | Amazon US UK |
| 17 | Mystery & Mayhem | 2016 | Amazon US UK |
| 18 | The Serpent King | 2017 | Amazon US UK |
| 19 | The Mystery of the Tangled Net | 2017 | Amazon US UK |
| 20 | The Mystery of the Green Lady | 2017 | Amazon US UK |
| 21 | Balto and the Race Against Time | 2019 | Amazon US UK |
| 22 | Seaman and the Great Northern Adventure | 2019 | Amazon US UK |
| 23 | Barry and the Great Mountain Rescue | 2020 | Amazon US UK |
| 24 | Anubis and the Golden Collar | 2020 | Amazon US UK |
As an Amazon Associate we earn from qualifying purchases.