I registered for the CC Exam in January. Are there any other study guides besides the flash cards?
There are many resources, a quick check of the Community yields these discussions:
https://community.isc2.org/t5/Exam-Preparation/CC-Exam-Additional-Study-Materials/m-p/64562
https://community.isc2.org/t5/CC-Study-Group/ISC2-CC-Study-Material/m-p/55117