Jack and Annie are transported by their magic tree house to the time of the Civil War where they meet Clara Barton.
Categories:
["nyt:series_books=2007-03-10""History""Tree houses""Fiction""United States""New York Times bestseller""Magic""Time travel""United States Civil War1861-1865""Brothers and sisters""Juvenile fiction""Jack (Fictitious character : Osborne)""Annie (Fictitious character)""Children's fiction""Tree housesfiction""United stateshistorycivil war1861-1865fiction""Time travelfiction""Magicfiction""Bartonclara1821-1912fiction""Fantasy fiction""BartonClara1821-1912""American Civil War (1861-1865)""Soccer""Fantasy""Soccer stories""Brothers and sistersfiction""Mexicofiction""Soccerfiction""American Civil War (1861-1865) fast (OCoLC)fst01351658""Space and time""Caba\u00f1as en los \u00e1rboles""Magia""Historia""Ficci\u00f3n juvenil""Viaje a trav\u00e9s del tiempo""Spanish language materials"]