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 styles. Here is a fun way to learn about these classics...