12 books in series
The 39 Clues
The 39 Clues is a 12-book series with 11 primary works first released in 2008 with contributions by Rick Riordan, Gordon Korman, and 6 others.
2010 • 4 Readers • 189 pages • 5
The 39 Clues is a 12-book series with 11 primary works first released in 2008 with contributions by Rick Riordan, Gordon Korman, and 6 others.
2010 • 4 Readers • 189 pages • 5