Regular price: $12.95

Free with 30-day trial
Membership details Membership details
  • A 30-day trial plus your first audiobook, free
  • 1 credit/month after trial – good for any book, any price
  • Easy exchanges – swap any book you don’t love
  • Keep your audiobooks, even if you cancel
  • After your trial, Audible is just $14.95/month
Select or Add a new payment method

Buy Now with 1 Credit

By confirming your purchase, you agree to Audible's Conditions of Use and Amazon's Privacy Notice. Taxes where applicable.

Buy Now for $12.95

Pay using card ending in
By confirming your purchase, you agree to Audible's Conditions of Use and Amazon's Privacy Notice. Taxes where applicable.

Publisher's Summary

The thrilling conclusion to 39 Clues, Part VI: Doublecross.
A Cahill family member from the past is bent on revenge! Confidential until July 2016!
©2016 Sarwat Chadda (P)2016 Scholastic Inc.
Show More Show Less

Customer Reviews

Most Helpful

By newshound on 08-16-16

Best books ever!!!

The narrator was amazing. It keeps you guessing at every turn and makes you feel as though you are watching everything actually happens. I would most definitely recommend it out family has rnjoyed it. And we have read it since the begining of the books!

Read More Hide me
See all Reviews
© Copyright 1997 - 2018 Audible, Inc