The book «Laboratory workshop on the course «Visual tools of application development» for students of specialty 40 01 02-02 «Informats» by B. N. Komlichenko is an indispensable tool for students and teachers seeking to immerse themselves in the world of software development. Visual development tools are becoming more relevant in modern programming, and this publication offers readers not only theoretical foundations, but also practical tasks that will help to consolidate the knowledge gained. This book is intended for students studying information technology, programming and related sectors. It will be useful for both beginners and those who already have some experience in application development. If you are interested in creating software, developing interfaces or want to deepen your knowledge in the field of visual programming languages, this workshop will be a real find for you. In the "Laboratory Workshop" Komlichenko shares his knowledge and experience, offering readers step-by-step instructions and assignments that will help them master key concepts of application development. The book covers a wide range of topics: from the basics of interface design to working with various tools and libraries, which makes it relevant for study both within the educational process and for self-education. One of the key features of the book is its practical focus. Each section includes laboratory work that allows students not only to theoretically understand the material, but also to apply the knowledge gained in practice. This makes the learning process more fun and effective. Readers will be able not only to learn the theory, but also to develop their skills, creating their own projects and solving real problems. The topics raised in the book cover important aspects of application development, such as user interface design, database work, use of various programming languages and tools. Komlichenko focuses on modern approaches and methods, which makes the book relevant for students seeking to be on the crest of the wave in the rapidly changing world of technology. The author's style can be described as accessible and understandable, which makes it easy to absorb material even for those who are just starting their way in programming. In. N. Komlichenko is an experienced teacher and practitioner, and his approach to learning is based on the principles of interactivity and engagement. He is also the author of other tutorials and articles, which confirms his in-depth knowledge in the field of information technology. If you are looking for a quality tutorial that will help you master the visual tools of application development, the “Laboratory Workshop” will be an excellent choice. This book will not only help you in your studies, but will also become a reliable assistant in your future professional activities. Do not miss the opportunity to discover the world of application development with the help of a “Laboratory Workshop” from B. N. Komlichenko . This publication will be your reliable companion on the way to success in the field of information technology and programming.