4 books in series
The Code Busters Club
The Code Busters Club is a 4-book series with 4 primary works first released in 2011 with contributions by Penny Warner.
#1
2011 • 1 Reader • 209 pages • 3
#2
2012 • 1 Reader • 212 pages • 3
#3
2013 • 1 Reader • 3
#4
2014 • 1 Reader • 196 pages • 3