Upon his return to Germany in 1921, Kandinsky developed his theory of the Science of Art in his book Concerning the Spiritual in Art in Weimar. The Bauhaus Period is the time of Kandinsky's most intense production when his genius would become better known to the world. This book allows us to discern the richness of Kandinsky's work through numerous canvases that have contributed to his international prestige as apainter.Abstract: Upon his return to Germany in 1921, Kandinsky developed his theory of the Science of Art in his book Concerning the Spiritual in Art in Weimar. The Bauhaus Period is the time of Kandinsky's most intense production when his genius would become better known to the world. This book allows us to discern the richness of Kandinsky's work through numerous canvases that have contributed to his international prestige as a painter