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The 39 Clues: Unstoppable Book 2: Breakaway
Jeff Hirsch
Hardcover (Scholastic Inc., Jan. 28, 2014)None
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The 39 Clues: Flashpoint: Unstoppable, Book 4
Gordon Korman, David Pittu, Scholastic Audio
Audiobook (Scholastic Audio, Sept. 1, 2014)The 39 Clues is unstoppable! The best-selling series returns with an adventure spanning four explosive books and a website that places listeners right in the action.
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The 39 Clues: Unstoppable Book 1
Jude Watson
(Scholastic Inc., Oct. 13, 2013)None
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The 39 Clues: Unstoppable Book 2: Breakaway
Jeff Hirsch
Hardcover (Scholastic Inc., March 15, 1734)None
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The 39 Clues: Unstoppable 3
Natalie Standiford
eBook (Scholastic Fiction, May 1, 2014)The bestselling series returns with an even deadlier challenge, as a new enemy is revealed to be searching for The 39 Clues too... Amy and Dan's race to save the hostages reaches its thrilling conclusion. Who will be victorious? The Cahills or the Vespers?