AbstractThe purpose of this study is to find out the effect of adventure-based counseling modules on the self-efficacy of the College Students Council (CSC). Self-efficacy is the feeling, confidence, perception, and belief in the ability to cope with a particular situation that will influence the way an individual change it condition. Besides, Self-efficacy is measured by the test validity and reliability as well as its effectiveness is evaluated through a research instrument self-efficacy questionnaire consisting of four main factors, namely cognitive, affective, motivational, and selective. Adventure-based counseling is a module-based training in the form of game simulations made based on real-life situations on our daily life and given reflection after performing simulation activities, which is the method of treatment to the study sample. The study design was a one-group pretest-posttest design involving. The results show that there is an effect of taking the adventure-based module on th.....