The 39 Clues: Unstoppable
4 primary works
Book 3
The bestselling US series returns with another strand. Four books
with simultaneous ebooks will publish as follows:
Book 1 by Jude Watson - October 13
Book 2 by Jeff Hirsch - February 14
Book 3 by Natalie Standiford - May 14
Book 4 by Gordon Korman - September 14
with simultaneous ebooks will publish as follows:
Book 1 by Jude Watson - October 13
Book 2 by Jeff Hirsch - February 14
Book 3 by Natalie Standiford - May 14
Book 4 by Gordon Korman - September 14
Book 3
Book 3
The 39 Clues: Unstoppable Book 3: Countdown - Audio Library Edition
by Natalie Standiford
Published 29 April 2014
Book 4
The 39 Clues: Unstoppable: Book 4 - Audio Library Edition
by Natalie Standiford
Published 26 August 2014