Adventure Series by Enid Blyton, Harry Duffin

Enid Blyton’s classic adventure series is fantastically repackaged for a new generation of readers. For Philip, Dinah, Lucy-Ann and Jack, the holiday in Cornwall is everything they'd hoped for—until they begin to realize that something very sinister is taking place on the mysterious Isle of Gloom. But they're not prepared for the dangerous adventure that awaits them in the abandoned copper mines and secret tunnels beneath the sea.

In The Island Of Adventure, Philip, Dinah, Lucy-Ann, Jack, and Kiki the parrot are plunged into danger when they investigate sinister happenings on the mysterious Isle of Gloom. What is the secret of the old castle on the hill, and why are the locals so afraid of it? The children are determined to find out in The Castle Of Adventure.

What is the secret of the old castle on the hill, and why are the locals so afraid of it? 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.

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

Enid Blyton’s classic adventure series fantastically repackaged for a new generation of readers. When Bill takes Philip, Dinah, Lucy-Ann and Jack on a mysterious trip to the desolate northern isles, everything looks set for an exciting time. But then Bill is kidnapped and the children, marooned far from the mainland, find themselves playing a dangerous game of hide-and-seek with an unknown enemy.

A peaceful vacation in the Welsh mountains seems sure to keep the children out of trouble, but the mystery of a rumbling mountain soon has them thirsty for more adventure. Philip, Dinah, Lucy-Ann, and Jack are determined to explore the mountain and uncover its secret, but first they must escape from a pack of ravenous wolves and a mad genius who plans to rule the world!

An amazing voyage around the beautiful Greek islands becomes an exciting quest to find the lost treasure of the AndraPhilip, Dinah, Lucy-Ann and Jack are plunged into a search for hidden riches - with some ruthless villains hot on their trail Will they find the treasure before it's too late?

Why on earth did Bill have to bring Gustavus on vacation?Neither Jack nor Kiki the parrot like the boy at all, but when Gustavus is kidnapped, Philip, Dinah, Lucy-Ann, and Jack must bravely travel to a faraway country and unravel a plot to kill the king.

Danger! Excitement! Adventure! In The Circus of Adventure, Phillip, Dinah, Lucy-Ann, Jack, and Kiki the parrot bravely follow a kidnapped boy to a faraway land and unravel a plot to kill the king. When Bill disappears in The River of Adventure, the children journey down a river through ancient desert lands to find him. Their search leads them to an ancient temple and a terrifying encounter.

In a middle-eastern state not far from the border with Syria, Bill takes his wife and children on a river trip, the family holiday acting as cover for his undercover surveillance operation on a suspicious character - Raya Uma.

all 8 books in this series