Enid Blyton

Why is everyone so afraid of the castle on the hill, and what dark secrets lurk inside its walls? When flashing lights are seen in a distant tower, Philip, Dinah, Lucy-Ann and Jack decide to investigate - and discover a very sinister plot concealed within its hidden rooms and gloomy underground passages.

ISBN: 9780330446303

Something very sinister is happening on the mysterious Isle of Gloom and the children are determined to uncover the truth! But Philip, Dinah, Lucy-Ann and Jack are not prepared for the dangerous adventure that awaits them in the abandoned copper mines and secret tunnels beneath the sea.

ISBN: 9780330446297

A mysterious trip to the desolate Northern Isles soon turns into a terrifying adventure when Bill is kidnapped! Marooned far from the mainland on a deserted coast, Philip, Dinah, Lucy-Ann and Jack find themselves playing a dangerous game with an unknown enemy. Will they escape with Bill, and their lives?

ISBN: 9780330448369

Who are the two strange pilots, and what is the secret treasure hidden in the lonely valley where the children land? Nothing could be more exciting than a daring night flight on Bill's plane! But Philip, Dinah, Lucy-Ann and Jack soon find themselves flying straight into a truly amazing adventure.

ISBN: 9780330448352

A caravan holiday for the Famous Five is bound to be an adventure! And when they stumble across a circus troupe, the gang are thrilled. But some of the circus people have more sinister plans than just clowning around.