The document discusses several classical era composers including Haydn, Mozart, Beethoven, and Clementi. Haydn was an Austrian composer known for his symphonies, string quartets and other chamber music. Mozart was a prolific Austrian composer who composed over 600 works in his lifetime including Eine Kleine Nachtmusik. Beethoven was a German composer who went deaf and was influential in the development of sonata form, including his Moonlight Sonata. Clementi was an Italian composer and pianist known for his piano sonatas, including Sonata Op. 25 No. 5.

1. Classical Era (1750-1800) By Jessica Skidmore, Elizabeth Snyder, Jammie Creager, Syreeta Hawks, Mary Koch