The Magic Tree House Research Guide 18-Book Set (American Revolution, Ancient Greece and the Olympics, Ancient Rome and Pompeii, Dinosaurs, Dolphins and Sharks, Knights and Castles, Mummies and Pyramids, Penguins and Antarctica, Pilgrims, Pirates, Polar Bears and the Arctic, Rain Forests, Sabertooths and the Ice Age, Sea Monsters, Space, Titanic, Tsunamis and Other Natural Disasters, and Twisters and Other Terrible Storms) [Paperback] Mary Pope Osborne Series Paperback Bundle

Brand New! Fresh from the publisher! Titles Include: Dinosaurs #01; Knights and Castles #02; Mummies and Pyramids: A Nonfiction Companion to Magic Tree House #3: Mummies in the Morning; Pirates #04; Rain Forests: A Nonfiction Companion to Afternoon on the Amazon; Magic Tree House Fact Tracker #6: Space: A Nonfiction Companion to Magic Tree House #8: Midnight on the Moon #06; Magic Tree House Fact Tracker #7: Titanic: A Nonfiction Companion to Magic Tree House #17: Tonight on the Titanic #07; Magic Tree House Fact Tracker #8: Twisters and Other Terrible Storms; Dolphins and Sharks: A Nonfiction Companion to Dolphins at Daybreak #09; Ancient Greece and the Olympics: A Nonfiction Companion to Magic Tree House #16: Hour of the Olympics; American Revolution: A Nonfiction Companion to Magic Tree House #22: Revolutionary War on Wednesday; Magic Tree House Fact Tracker #12: Sabertooths and the Ice Age; Pilgrims: A Nonfiction Companion to Magic Tree House #27: Thanksgiving on Thursday; Ancient Rome and Pompeii: A Nonfiction Companion to Magic Tree House #13: Vacation Under the Volcano; Tsunamis and Other Natural Disasters: A Nonfiction Companion to High Tide in Hawaii; Polar Bears and the Arctic: A Nonfiction Companion to Magic Tree House #12: Polar Bears Pastbedtime; Sea Monsters: A Nonfiction Companion to Dark Day in the Deep Sea #17; Penguins and Antarctica #18.…