Jack, Philip, Dinah and Lucy-Ann, together with Jack's intelligent and talkative parrot Kiki, have the most extraordinary adventures not only in England, Scotland and Wales but also abroad — Austria, Greece, the Middle East and even Tauri-Hessia! Whether dealing with forgers, gun-runners, Nazis, traitors, mad scientists or thieves, they frequently find themselves in desperate situations. Their adventures are a step up from those of the Famous Five in that they involve aeroplanes, motor-boats, a cruise-ship, seaplanes and helicopters.
Then there are the stunning locations. Who could forget Craggy-Tops and the mysterious Isle of Gloom, not to mention castles, rivers, valleys, mountains, caves, underground passages and islands galore?
Jack is a bird-lover obsessed with finding a Great Auk, Philip has the ability to charm animals of all kinds from lizards to bears, Dinah is a feisty, adventurous girl while Lucy-Ann, affectionate and home-loving and not really one for adventures at all, is actually the bravest of the lot. As for Kiki, she has a knack of saying just the right thing at the right time and her mischievous antics brighten many a dark moment.
Island of Adventure
For Philip, Dinah, Lucy-Ann, Jack and Kiki the parrot, the summer holidays in Cornwall are everything they'd hoped for. Until they begin to realize that something very sinister is taking place on the mysterious Isle of Gloom - where a dangerous adventure awaits them in the abandoned copper mines and secret tunnels beneath the sea.
Castle of Adventure
Why is everyone so afraid of the castle on the hill, and what dark secrets lurk inside its walls? Philip, Dinah, Lucy-Ann, Jack and Kiki the parrot are on holiday in the countryside, staying on the side of Castle Hill. When flashing lights are seen in a distant tower, they decide to investigate - and discover a very sinister plot concealed within its hidden rooms and gloomy underground passages.
Valley of Adventure
Nothing could be more exciting than a daring night flight on Bill's plane! But Philip, Dinah, Lucy-Ann, Jack and Kiki the parrot soon find themselves flying straight into a truly amazing adventure. Who are the two strange pilots, and what is the secret treasure hidden in the lonely and mysterious valley where the children land?
Sea of Adventure
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, Jack and Kiki the parrot find themselves playing a dangerous game with an unknown enemy. Will they escape with Bill and their lives?
Mountain of Adventure
Surely a peaceful holiday in the Welsh mountains will keep the children out of trouble! But the mystery of a rumbling mountain soon has them thirsty for more adventure. Philip, Dinah, Lucy-Ann, Jack and Kiki the parrot 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!
Ship of Adventure
An amazing voyage around the beautiful Greek islands becomes an exciting quest to find the lost treasure of the Andra! Philip, Dinah, Lucy-Ann, Jack and Kiki the parrot 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?
Circus of Adventure
Why did Bill have to bring the babyish Gustavus with them on holiday? Jack knows he'll only be trouble . . . But when Gustavus is kidnapped, along with Philip, Dinah and Lucy-Ann, Jack and Kiki the parrot bravely set out to rescue them, leading them to a faraway land and the discovery of a plot to kill the King!
River of Adventure
A river cruise through ancient desert lands becomes a mysterious adventure when Bill disappears! While Philip, Dinah, Lucy-Ann, Jack and Kiki the parrot are desperately searching for Bill, they become trapped beneath a forgotten temple where no one has set foot for 7,000 years. What dangers lurk within, and will they ever escape?