The Viper's Nest (The 39 Clues, book 7)
By: Peter Lerangis
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Shaken by Irina's death, Amy and Dan hurry to Africa in search of the next clue. Little do they know that what they discover about themselves will be much bigger than any clue.
The Viper's Nest moves quickly and leaves you wanting the next book. Parents should know that this story deals with some desires for revenge that go as far as desiring someone's death.