Geronimo Stilton: respected journalist, family mouse .
well-seasoned traveller? No thank you! But when Geronimo's sister Thea finds a mysterious map of a secret treasure on a faraway island, Geronimo just can't say no.
Before long, Geronimo and his family are on the high seas, getting into enormouse trouble! The series is perfect for 5 to 8 year old's both avid and reluctant readers due to its expressive typeset, fun illustrations and humorous stories.
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