The purpose of this article was to investigate the possibilities of Musical Inquiry for use in P4C.the questions are:what is Musical Inquiry?What facilities does it provide for Music Education?the methodology is descriptive-analytical.the article uses the components of musical knowledge to design three methods of musical inquiry.the method of data acquisition was library research;study of classical music styles from1900to1950 and after1950.stimulies:two works by Cage,a work by Debussy,a work by Penderesky. Musical inquiry is a method to equip students with linguistic-cognitive abilities,with a combination of technical analysis and aesthetical experiences. Learning music by Inquiry, teaches the students how music acts as a social phenomenon;it provides them with the tools and concepts of musical terminology to give them the skill and power to talk about musical works. Activities with a combination of Social and Musical Inquiry are suggested to systematize historical concepts in the mind and increase student’s abilities to composing or arrangement.