5 books in series
The 39 Clues: The Cahill Files
The 39 Clues: The Cahill Files is a 5-book series with 5 released primary works first released in 2012 with contributions by Clifford Riley.
#1
#1 of 5 in The 39 Clues: The Cahill Files
2012 • 4 Readers • 144 pages • 3
#2
#2 of 5 in The 39 Clues: The Cahill Files
2012 • 3 Readers • 250 pages
#3
#3 of 5 in The 39 Clues: The Cahill Files
2012 • 2 Readers • 90 pages
#4
#4 of 5 in The 39 Clues: The Cahill Files
2012 • 2 Readers • 90 pages
#5