During the 1930's this author of The Pedagogical Sketchbooks produced a number of Pointillist "magic square" paintings, most notably Ad Parnassum, while the extreme primitivism of drawings such as Angelus Novus prompted the Nazis to declare his work "degenerate".  
His visit to North Africa alongside August Macke inspired early watercolors such as Southern Tunisian Gardens and Red and White Domes.  Equally colorful were this artist's Fish Magic and Golden Fish, standing in stark contrast to his bizarre early lithograph Two Men Meet, Each Believing the Other to Be of Higher Rank.  During the 1930's this author of The Pedagogical Sketchbooks produced a number of Pointillist "magic square" paintings, most notably Ad Parnassum, while the extreme primitivism of drawings such as Angelus Novus prompted the Nazis to declare his work "degenerate".  Better known is his painting on burlap in which the German word "tod" forms the features of the central skull, while his most famous piece sees a pink "stain" encroaching upon the stick-like rotating title contraption.  Briefly associated with Der Blue Reiter, For ten points, identify this Swiss painter of Death and Fire as well as Twittering Machine.
His visit to North Africa alongside August Macke inspired early watercolors such as Southern Tunisian Gardens and Red and White Domes.  
Paul Klee