Development of coherent speech of children with general underdevelopment of speech by the method of step-by-step formation of mental actions

The article presents the results of a ascertaining experiment on the development of coherent speech and the results of a formative experiment on the development of descriptive coherent speech in preschool children with normative development, with level III ONR, with level II ONR and in primary school children. The development of descriptive coherent speech was carried out by the method of systematic and gradual formation of P.Ya. Galperin's mental actions according to a special author's methodology developed on the basis of the concepts of L.S. Vygotsky, A.R. Luria, A.A. Leontiev, L.A. Wenger