por Helen Moss
Adventure Island, de Helen Moss, reúne 14 libros de misterio y aventura para lectores que siguen la serie en orden. Incluye The Mystery of the Whistling Caves, The Mystery of the Midnight Ghost y The Mystery of the Hidden Gold.
The Mystery of the Whistling Caves
2011
The Mystery of the Midnight Ghost
2011
The Mystery of the Hidden Gold
2011
The Mystery of the Missing Masterpiece
2011
The Mystery of the Cursed Ruby
2011
The Mystery of the Vanishing Skeleton
2011
The Mystery of the Dinosaur Discovery
2012
The Mystery of the Drowning Man
2012
The Mystery of the Smugglers' Wreck
2012
The Mystery of the Invisible Spy
2012
The Mystery of the King's Ransom
2013
The Mystery of the Black Salamander
2013
The Mystery of the Secret Room
2013
The Mystery of the Phantom Lights
2013