The Flex-Ability series is ideal for solos, duets, trios, quartets, or any size ensembles, including woodwinds, brass, strings and percussion. Players of various abilities, levels 1'3, can play together. An optional play-along CD is available separately. The 11 'classical' themes come from opera, symphony, piano and lute compositions, but are arranged in rock, jazz, swing and other contemporary st…