
Also today, Scholastic releases “The 39 Clues Card Pack 3: The Rise of the Madrigals,” a new wave of randomly assorted collectible game cards, to span Books 7 and 8, plus the simultaneous audiobook edition of “The Viper’s Nest” which includes exclusive bonus material.


With the publication of this new installment, one of the key mysteries in the series-which branch of the Cahill family Amy and Dan belong to-will finally be revealed. NEW YORK, NY (February 2, 2010) – The global hunt for The 39 Clues®, the New York Times bestselling multi-media adventure series that combines books, collectible cards and an online game, continues with the release of “Book 7: The Viper’s Nest” by Peter Lerangis, in stores today.
