Acknowledged author Mary Pope Osborne wrote The Magic Tree House Research Guide 18-Book Set (American Revolution, Ancient Greece and the Olympic comprising pages back in 2009. Textbook and etextbook are published under ISBN 0545155789 and 9780545155786. Since then The Magic Tree House Research Guide 18-Book Set (American Revolution, Ancient Greece and the Olympic textbook was available to sell back to BooksRun online for the top buyback price of $15.39 or rent at the marketplace.
18 Books from the Magic Tree House Research Guide Series, Previously Called Fact Trackers. The Titles in this Collection are American Revolution, Ancient Rome, Ancient Greece, Dinosaurs, Dolphins, Knights, Mummies, Penguins, Pilgrims, Pirates, Polar Bears, Rain Forests, Sabertooths and The Ice Age, Sea Monsters, Space, Titanic, Tsunamis, Twisters and Other Terrible Storms