This is a set of 6 English-language books from the Magic Tree House series, adventure stories for children. - Series: Magic Tree House - Author: Mary Pope Osborne - Volumes: 17-22 - Titles: Tonight on the Titanic, Buffalo Before Breakfast, Tigers at Twilight, Dingoes at Dinnertime, Civil War on Sunday, Revolutionary War on Wednesday - Language: English - Target age: Children I purchased these in the United States some time ago. They have been stored at home for a long time and are offered at a reduced price. There is some yellowing, staining, and discoloration. Thank you for your understanding. Thank you for looking.