Central to the creativity development in elementary schools are competent teachers. Enhancement of teachers' competence could be done through the provision of guidance handbooks for the teachers. As based on the problem statements, this research was aimed at developing handbooks of guidance and counseling that could improve teachers' competence in providing quality guidance and counseling services; the handbooks were expected to help teachers in cultivating the creativity of elementary school students. In this research and development study, the designed handbooks consisted of book 1 Guidance and Counseling Implementation Plan, Book 2 Service Materials, Book 3 Teachers' Guideline, and Book 4 Evaluation Guideline. The effectiveness of the handbooks was examined using a quasi-experimental method with one group pre-test and posttest. According to the results of experimental data analysis, the tcount and ttable arrived at 7.665 (significance level of 0.05 (14)) and 1.76, respectively,