11 books in series

The 39 Clues

The 39 Clues is a 11-book series with 11 released primary works first released in 4 with contributions by Rick Riordan, Gordon Korman, Peter Lerangis, Jude Watson, Patrick Carman, Linda Sue Park, and Mallory Kass.

#1
The Maze of Bones

#1 of 12 in The 39 Clues

2008 • 166 Readers • 3.5

#2
One False Note

#2 of 12 in The 39 Clues

2008 • 77 Readers • 174 pages • 3.3

#3
The Sword Thief

#3 of 12 in The 39 Clues

2009 • 70 Readers • 156 pages • 3.3

#4
Beyond the Grave

#4 of 12 in The 39 Clues

2009 • 64 Readers • 190 pages • 3.5

#5
The Black Circle

#5 of 12 in The 39 Clues

2009 • 64 Readers • 168 pages • 3.5

#6
The 39 Clues: In Too Deep

#6 of 12 in The 39 Clues

2009 • 58 Readers • 210 pages • 3.4

#7
The Viper's Nest

#7 of 12 in The 39 Clues

2010 • 55 Readers • 190 pages • 3.4

#8
The Emperor's Code

#8 of 12 in The 39 Clues

2010 • 55 Readers • 190 pages • 3.5

#9
Storm Warning

#9 of 12 in The 39 Clues

2010 • 8 Readers • 5h • 4

#11
Vespers Rising

#11 of 12 in The 39 Clues

4 • 53 Readers • 238 pages • 3.6

The Black Book of Buried Secrets

12 The 39 Clues

2010 • 10 Readers • 189 pages • 3.4