Purpose: The purpose of this study was to explore how an educator can empower students by fostering communication, problem-solving, and self-directed learning ability. Method: In order to accomplish this purpose, 136 students who were attending J University and 105 students attending M University participated in the questionnaire. The students were freshman in the nursing or social welfare departments, There were 136 in the control group and 105 in the experimental group. The control group was given an applicable class of project learning. On the other hand, the experimental group was given traditional lessons once a week for 15 weeks. The research instrument used the measuring instruments developed by KEDI for communication and problem-solving and self-directed learning ability. Data was analysed by ANCOVA with SPSS/PC. Result: The results of analysis show that communication, problem-solving, and self-directed learning ability significantly increased in the experimental group. Conclusion: Based on the research finding, project learning has an educational value. Interdisciplinary cooperation project learning is effective for communication, problem-solving, and self-directed learning ability.