The book "Measuring Intelligence: An Explanation and Complete Guide to the Use of the Binet-Simon Scale of Intelligence Standard Edition and Extension" by Lewis M. Terman is a seminal work on the study and measurement of intellectual ability. The author describes in detail the methodology and approaches to using the revision and extension of the Binet-Simon Scale of Intelligence, which has become an important tool for determining the level of intelligence of children and adults. Lewis M. Terman, an outstanding American psychologist and educator, drew attention to the importance of the intellectual potential of each person and made a significant contribution to the development of intelligence testing. His work revealed not only the realities of intelligence measurement, but also ways of using the obtained results for personality development and supporting the pedagogical process. The book "Measurement of Intelligence" is of great importance for specialists in the field of psychology, pedagogy, medicine and everyone who is interested in the problems of intelligence and its measurement.