Mummies and Pyramids A Nonfiction Companion to Magic Tree House #3: Mummies in the Morning Osborne Mary Pope Heftet / 2014 / Engelsk
World War II A Nonfiction Companion to Magic Tree House Super Edition #1: World at War, 1944 Osborne Mary Pope Heftet / 2016 / Engelsk
Ancient Greece and the Olympics A Nonfiction Companion to Magic Tree House #16: Hour of the Olympics Osborne Mary Pope Heftet / 2004 / Engelsk
