Abstract: The research subject is the evolution of the modern understanding of an academic subject of folfa connected with the increase of the role of timbre origin in the 20th century music, the diversification of instruments, the formation of the sonorant type of thematic invention and the development of timbre thinking of not only composers, but also performers and listeners. The research object is the experience of theoretical and practical development of the idea of timbre solfa in the author’s methods of two academics - N.G. Khlebnikova (Saratov) and T.A, Litvinova (St. Petersburg). The author considers the features of the both compared techniques of, correspondingly, the late 20th and the early 21st century. The scientific novelty of the research consists in the study of a topical and actively developing direction in solfa teaching, which is at the same time still on the periphery of the attention of most teachers. A special author’s contribution to the study of this topic is the selection of the compared objects (the experience of teachers novators) and the detection of features and significant characteristics of each of the techniques under consideration. The author concludes that the development of timbre solfa in the late 20th century was not accidental and had its prerequisites, such as the increase of the role of timbre in the music of the 20th century and its interpretation in the works of Russian musicologists from S. Maikapar to A. Schnittke.