When Mr Flatbrain flattens their mountain to make way for a plastic mountain theme park, the O'Saurus family is not defeated. With the help of their animal friends and two or three thousand ants they rebuild Thunder Mountain and prepare for visitors. Which mountain will draw the crowds?

Trouble on Thunder Mountain 2000, Scholastic, New York, NY

ISBN-13: 9780531302064

Hardcover

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Trouble on Thunder Mountain 1999, Faber & Faber, London

ISBN-13: 9780571193592

Hardcover

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