| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Adventure island: Le mystère des grottes du Vent-Huant | 978-2-215-12593-8 | 2014 | Yann Tisseron |
| Conceptual Representation: A Special Issue of Language And Cognitive Processes | 978-1-138-87796-2 | 2019 | James A. Hampton |
| Reading Planet - The Mystery of the Lost Hunter - Gold: Galaxy | 978-1-5104-4161-3 | 2019 | |
| The Mystery of the Cursed Ruby: Book 5 | 978-1-4440-0332-1 | 2011 | |
| The Mystery of the Dinosaur Discovery: Book 7 | 978-1-4440-0533-2 | 2012 | |
| The Mystery of the Drowning Man: Book 8 | 978-1-4440-0534-9 | 2012 | |
| The Mystery of the Hidden Gold: Book 3 | 978-1-4440-0330-7 | 2011 | |
| The Mystery of the Invisible Spy: Book 10 | 978-1-4440-0536-3 | 2012 | |
| The Mystery of the Midnight Ghost: Book 2 | 978-1-4440-0329-1 | 2011 | |
| The Mystery of the Missing Masterpiece: Book 4 | 978-1-4440-0331-4 | 2011 | |
| The Mystery of the Smugglers' Wreck: Book 9 | 978-1-4440-0535-6 | 2012 | |
| The Mystery of the Vanishing Skeleton: Book 6 | 978-1-4440-0333-8 | 2011 | |
| The Mystery of the Whistling Caves: Book 1 | 978-1-4440-0328-4 | 2011 | |
H. M. · Heleen Mees · Helen Mackay · Helen Magee · Helen Maxey · Helen McKee · Helen Meek · Helena Mas · Helena Mesa · Helena Michie · Hélène Massa · Hélène Massiou · Hélène Mich · Helene Moussa · Helma Mika
Fleurus · Hodder Education · Orion Children's Books · Routledge