The Penderwicks : a summer tale of four sisters, two rabbits, and a very interesting boy

"This summer the Penderwick sisters have a wonderful surprise: a holiday on the grounds of a beautiful estate called Arundel. Soon they are busy discovering the summertime magic of Arundel's sprawling gardens, treasure-filled attic, tame rabbits, and the cook who makes the best gingerbread in Massachusetts. But the best discovery of all is Jeffrey Tifton, son of Arundel's owner, who quickly proves to be the perfect companion for their adventures....