Redeem this certificate for two half-hour private music lessons in any instrument or voice at the International School of Music in Bethesda and discover why the ISM was voted "Best of Bethesda" for music lessons. ISM's world-renowned faculty offers personalized and nurturing lessons in piano, guitar, voice, violin, viola, cello, flute, percussion/drum, saxophone, clarinet, harp, recorder, trumpet, trombone, oboe, bassoon, group classes, ensembles, and performances.