The book "Methods of applying the periodic table and the system operator in the development of the project culture of students" is a unique educational resource that opens up new horizons in the field of pedagogy, scientific thinking and the development of project skills in schoolchildren and students. The author, whose name remains unknown, has created a work that will become an indispensable assistant for teachers, methodologists and all those who seek to introduce innovative approaches to the educational process. This book is not just a theoretical work, but a practical guide that combines elements of chemistry, system thinking and pedagogical technologies. It examines in detail the use of the periodic table of elements as a powerful tool for forming a systematic view of the world in students. The author shows how Mendeleev’s table can become not only a textbook on chemistry, but also a key to the development of analytical thinking, the ability to see connections and patterns in various fields of activity. An important part of the book is the introduction of the system operator a concept that helps to structure knowledge, develop project thinking and stimulate creativity in the younger generation. The book is intended for teachers, methodologists, teachers and everyone who works with young people and is looking for new approaches to the development of their intellectual and project competencies. It will be especially useful for high school teachers, teachers of technical schools and colleges, as well as students of pedagogical universities, seeking to introduce innovative methods in their work. At the age of 14 years and older, readers interested in the development of systematic thinking, project activities and cross-subject relationships will find in this book valuable ideas and practical advice. The topics raised in the book cover a wide range of issues, from the theoretical foundations of the systematic approach and the role of the periodic table in the educational process to specific methods and exercises that contribute to the development of project culture. The author shows how you can use the table of elements to form students' skills in analyzing, synthesizing and finding solutions to complex problems. Special attention is paid to the development of critical thinking, teamwork and creativity through project tasks based on the system operator. The author's style is distinguished by clarity, logic and practical orientation. The book has many examples, cases and methodological recommendations, which makes it a valuable tool for pedagogical practice. The author, known for his work in the field of pedagogical innovation and inter-subject relations, created a work that combines theory and practice, making learning interesting, modern and effective. If you are looking for a book that will help you not only to understand complex scientific concepts, but also to apply them to the development of project skills in students, "Methods of applying the periodic table and system operator in the development of the project culture of students" will become your reliable companion. This edition is a real storehouse of ideas for those who want to make learning fun, effective and future-oriented. It will inspire you to new pedagogical experiments and open up new opportunities for the formation of skills needed in the modern world, where system thinking and project activities play a key role.