The book "Development of speech-reasoning in children of senior preschool age with speech underdevelopment: monograph" by B. E. Sudakova is a deep and meaningful study that opens new horizons in understanding the peculiarities of speech development of children with special needs. In this monograph, the author not only analyzes the existing problems associated with speech underdevelopment, but also offers practical recommendations for teachers, psychologists and parents seeking to help children develop reasoning and communication skills. The book is intended for a wide range of readers: from students of pedagogical universities to experienced specialists in the field of speech therapy and psychology. It will become an indispensable tool for kindergarten teachers, speech therapists and parents who want to better understand how to support their children in the process of speech development. If you are interested in topics related to speech disorders, child development and pedagogical methods, this monograph will be a real discovery for you. In. E. Sudakova in her work raises important topics, such as the impact of speech underdevelopment on the overall development of the child, his social skills and emotional state. The author shares the results of his own research and observations, which gives the book special value. Readers will be able to learn about the different methods and approaches that can be used to improve speech skills in children, as well as how to create a supportive environment for their development. Sudakova’s style is distinguished by clarity and accessibility, which makes complex scientific concepts understandable to a wide audience. She masterfully combines theory with practical examples, which allows the reader not only to realize the importance of the issues raised, but also to see how this knowledge can be applied in real life. In. E. Sudakova is the author of many works in the field of pedagogy and psychology, and her professional experience allows her to deeply analyze the problems faced by children with speech disorders. The monograph "Development of speech-reasoning in children of senior preschool age with speech underdevelopment" stands out among other scientific publications for its practical orientation and relevance. It examines not only theoretical aspects, but also specific techniques that can be used in working with children. This makes the book useful not only for professionals, but also for parents who want to actively participate in the process of speech development of their children. If you are interested in such topics as speech therapy, speech development in children, pedagogical technologies, then this monograph will become a real storehouse of knowledge for you. The book not only expands the horizons, but also inspires action, allowing each reader to contribute to the development of speech and thinking of children with speech underdevelopment. In conclusion, “The development of speech-reasoning in children of senior preschool age with speech underdevelopment: monograph” is not just a scientific publication, but an important step towards understanding and solving actual problems in the field of speech development .. It is able to change the approach to teaching and educating children with special needs, making their lives more saturated and fulfilling. Do not miss the opportunity to immerse yourself in this fascinating and important world that opens up before you. E. Sudakova .