The aim of this study is to enrich the Western solfeggio courses for the master's degree in the Department of Music Education at the Faculty of Specific Education / Zagazig University through the development of a proposed training program for Singing solfeggio Based on the understanding and absorption and the possibility of singing in some of the Synthetic scales, hoping to reach a good preparation for students of the master's degree. The study included two parts: First: The theoretical part includes: - Previous studies. - Synthetic scales. Second: The applied part includes: - Conduct the pre-test of the research sample before the start of the training sessions. - Implementation of the training program by (8) sessions. - Conducting the post-test on the research sample after the end of the training sessions. - The work of statistical treatments needed to extract the search results. - Presentation of findings and recommendations. The research concluded with the results and recommendations, the list of references and the abstract of the research in Arabic and English, and the research appendix.