What is the first book in The 39 Clues series?
The Maze of Bones
The Sword Thief
Beyond the Grave
The Black Circle
Answer
The Maze of Bones is the first book in The 39 Clues series, a popular adventure series for young readers. The series follows the adventures of Amy and Dan Cahill, two siblings who are thrust into a global treasure hunt after their grandmother's death. The first book introduces the characters, the mysterious clues, and the dangerous villains who are after the powerful Cahill family fortune.
Riordan's Realm: A Quiz on the Master of Mythical Adventures
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