
By Mary Pope Osborne, Sal Murdocca (Illustrator)
Book #11 in the Magic Tree House: Merlin Missions series
Two siblings travel back in time to the 19th century and find themselves on a ship in the middle of the ocean, where they encounter a giant octopus and learn a valuable lesson about compassion and understanding.
Jack and Annie find themselves stranded on a deserted island, only to be rescued by a ship of explorers on a mission to find a legendary sea monster. As they join the quest, the siblings must navigate mysterious waters and uncover secrets of the deep. Will they solve the ocean's mysteries, or will the sea monster remain a legend? Dive into this thrilling adventure where every wave brings new challenges and surprises.
The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! The magic tree house leads Jack and Annie to a tiny deserted island in the middle of the ocean. The brother and sister team are soon rescued by a ship of explorers and scientists who are looking for…a sea monster! Formerly numbered as Magic Tree House #39, the title of this book is now Magic Tree House Merlin Mission #11: Dark Day in the Deep Sea. Did you know that there’s a Magic Tree House book for every kid? Magic Tree House: Adventures with Jack and Annie, perfect for readers who are just beginning chapter books Merlin Missions: More challenging adventures for the experienced reader Super Edition: A longer and more dangerous adventure Fact Trackers: Nonfiction companions to your favorite Magic Tree House adventures
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