Enid Blyton's work has made a significant contribution to twentieth century literature and literacy, delighting and captivating generations of children. These Millennium editions of her bestselling books take her work forward into the twenty first century, underlining the author's classic status and timeless appeal to young readers. The Seven have built a new meeting place - it's a tree house! But somebody else had discovered their hideout - and he's on the run from a gang of thieves!