The book "Instructive-methodical manual in mathematics" by G. A. Bumblebee is a unique and valuable resource for educators, students and anyone who seeks to deepen their knowledge in the field of mathematics. This manual is not just a set of theoretical materials, but a carefully thought-out tool that helps teachers and students to effectively master mathematical concepts and methods. In this manual, Shmelev shares his long-term observations and experience in the educational sphere, offering readers not only theoretical foundations, but also practical recommendations for teaching and studying mathematics. The book covers a wide range of topics, ranging from basic arithmetic operations to more complex concepts such as algebra and geometry. This approach makes the manual universal, suitable for both novice teachers and experienced teachers who want to update their methodological approaches. One of the key features of the book is its interactive approach to learning. Shmelev offers a variety of tasks and exercises that help to consolidate the material being studied. This makes the manual especially valuable for students who are preparing for exams or test papers, as well as for teachers seeking to diversify their lessons. The book also provides tips on how to organize the learning process, which can be useful for both individual and group learning. Who can like this manual? First of all, it is addressed to mathematics teachers who are looking for new ideas and techniques for their classes . In addition, students of pedagogical universities studying mathematics will find in the book a lot of useful materials for preparing for classes . The manual will also be of interest to parents who want to help their children in learning mathematics, providing them with additional resources and tasks for practice. Topics raised in the book range from the basics of mathematical thinking to problem-solving techniques, making it relevant in today's educational context. Shmelev emphasizes the importance of mathematical literacy and its role in everyday life, which emphasizes the importance of mathematics as a subject. It also discusses how to develop students' interest in mathematics, which is an important task for any educator. The author's style is characterized by accessibility and clarity of presentation, which makes it easy to assimilate even the most complex concepts. G. A. Shmelev is not only the author of this manual, but also many other works in the field of pedagogy and mathematics. His books, such as "Methods of Teaching Mathematics" and "Modern Approaches to Learning", have also gained recognition among teachers and students.[citation needed] Thus, the “Instructive-methodical manual on mathematics” is not just a book, but a whole world of opportunities for those who want to make studying mathematics fascinating and effective. It will become an indispensable assistant for both teachers and students, opening new horizons in understanding and teaching this important subject. If you are looking for high-quality teaching materials in mathematics, this manual should definitely take a worthy place on your shelf.