Brandenburg Concerto No. 3 (String Orchestra, arranged by Merle J. Isaac, Grade 3) is a vibrant adaptation of J.S. Bach's energetic Baroque concerto. This arrangement captures the lively rhythms and intricate textures of the original, making it accessible and engaging for intermediate string ensembles. With its dynamic contrasts and expressive melodies, it's an excellent choice for school and community orchestras seeking to explore Baroque repertoire.