The Mountain of Adventure (The Adventure Series)The Mountain of Adventure is the fifth thrilling instalment in the Adventure series by Enid Blyton, one of the best-loved children's writers of all time.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!The Castle of Adventure: 2 (The Adventure Series)The Castle of Adventure is the second exciting instalment in the Adventure series by Enid Blyton, one of the best-loved children's writers of all time.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.