Adventure Island
Books in Order (Series of 14 books)
The Mystery of the Whistling Caves
Adventure Island, book 1
Helen Moss
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The Mystery of the Midnight Ghost
Adventure Island, book 2
Helen Moss
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The Mystery of the Hidden Gold
Adventure Island, book 3
Helen Moss
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The Mystery of the Missing Masterpiece
Adventure Island, book 4
Helen Moss
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The Mystery of the Cursed Ruby
Adventure Island, book 5
Helen Moss
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The Mystery of the Vanishing Skeleton
Adventure Island, book 6
Helen Moss
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The Mystery of the Dinosaur Discovery
Adventure Island, book 7
Helen Moss
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The Mystery of the Drowning Man
Adventure Island, book 8
Helen Moss
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The Mystery of the Smugglers' Wreck
Adventure Island, book 9
Helen Moss
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The Mystery of the Invisible Spy
Adventure Island, book 10
Helen Moss
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The Mystery of the King's Ransom
Adventure Island, book 11
Helen Moss
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The Mystery of the Black Salamander
Adventure Island, book 12
Helen Moss
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The Mystery of the Secret Room
Adventure Island, book 13
Helen Moss
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The Mystery of the Phantom Lights
Adventure Island, book 14
Helen Moss
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