The quickest way to play a pentatonic scale is on the black notes of a piano. The pentatonic scale is based on the five notes and is the foundational sound to many global cultures. The notes are found in not only early Western music but in the earliest music of China, Japan, south Asia, sub-Saharan Africa, and in the music of the indigenous peoples of the Americas. Popular folk songs that use the pentatonic scale include Ring-a-Ring of Roses, Mary Had a Little Lamb & Rain, Ra