The present case study evaluated creative thinking of RN-BSN students in the course of clinical case study and practicum. Study design used quantitative and qualitative evaluations of creative thinking of RN-BSN students by triangulation method in the course of clinical case study and practicum. The qualitative data identified three themes of creative definitions as uniqueness, transformation and applicability. Additionally, two themes regarding the gains and obstacles of learning creative thinking as problem solving and beneficence, as well as routines and working experiences were determined.