Think of as many Mozart operas as you can (and feel free to include singspiels and any other works performed on stage in the list). Fewer than 10? Keep trying. Fewer than 20? Still not quite there.

Almost every opera lover agrees, Mozart’s “Don Giovanni” is among the finest. Opera librettist E.T.A. Hoffmann called it “the opera of all operas”. Michigan State University Opera ...

Have we heard about 41 symphonies written by Mozart but we only really know the 29th, 35th, 40th, and 41st? It is impossible to comprehend the number of classical music compositions that exist.

Think of as many Mozart operas as you can (and feel free to include singspiels and any other works performed on stage in the list). Fewer than 10? Keep trying. Fewer than 20? Still not quite there.