The document provides information about music from the Classical period including important composers and musical forms that developed during this era. It discusses how instrumental music was patronized primarily by nobility and the characteristics of Classical music. The major composers of the Classical period - Haydn, Mozart, and Beethoven - are profiled, outlining their lives and most famous works. Important instrumental forms from this time like sonata, concerto, and symphony are also summarized. The document concludes with group activities for students to reinforce their understanding of Classical music.