The article is based on the author’s work with the students of the Academy of Watercolor and Fine Arts of Sergey Andriaka. Delving deeply into the methods of teaching professional techniques for cutting art glass; the article talks about the application of the Tiffany technique, the experience of training craftsmen and outlines the necessary tools and materials with the justification of their choice. The exercises proposed by the author show the finest levels of work in a stained-glass workshop thus equipping those interested with the fundamental knowledge on the mechanical properties of art glass. It also offers insight into the complexity of the process and explains the purpose and correct use of tools and their safety measures. The author offers exercises on the mastering of straight, curved, S-shaped cuts, glass carving along the circumference and many more. Each exercise gradually increases in difficulty, helping to consolidate learned techniques and allowing learners to confidently advance to new tasks. The skills that will be acquired are essential for the artist to competently design the graphic part of the stained glass and produce the sketch and cartoon. The technique proposed by the author is recommended for teaching stained glass in line with the programmes of higher, secondary, pre-vocational and additional education in art schools. The duration of the lesson on glass cutting is three hours, with the inclusion of a twenty-minute break.