Magic Treehouse No NDA signedMagic Treehouse WebsiteMagic Treehouse Privacy PolicyMagic Treehouse Terms of UseDescription of Magic Treehouse The Magic Tree House is an American series of children's books written by American author Mary Pope Osborne. The original American series is illustrated by Salvatore Murdocca, although other illustrators have been used for foreign-language editions.Additional Information About Magic Treehouse Use directory information exception