VERHOVSKIY AND HIS METHODICAL HERITAGE: «СHEMICAL ALPHABET»

This article plunges us into the history of chemistry teaching methods - one of the most interesting methodological sciences. This paper focuses on a methodical review of the most, perhaps, the famous Russian and productive practitioner. Vadim Verhovskiy known for his books and instruments created by him, and his famous «Techniques and methods of chemical experiment». This article briefly describes the didactic activity of the largest Russian practitioner of the first half of the twentieth century. He was a leading expert in the theory and methodology of school chemical experiment. He also was the author of a workbook, school textbooks, books to read, various means of visibility: models and instruments. «Сhemical alphabet», which he created in 1927, allows students in visual form design formula of various classes of substances. This «Alphabet» and guidelines for it, made specifically for students can promptly be consciously formulas of substances and write the equations of chemical reactions. His advice and experience, we can actively and usefully applied in working with contemporary students. The unique experience should not be lost. It was to be hoped that the methodical heritage of V. Verhovskiy will be in demand also in the 21st century too.