Rainbow's End, Level 2 by Eugenie R. Rocherolle. Piano. For piano. Music 21st Century. Music of the 21st Century. Level 2. Sheet music. Published by Neil A. Kjos Music Company (KJ.GP416). ISBN 084976226X. Music of the 21st Century. by Eugenie R. Rocherolle: Fresh and contemporary sounds and vibrant arrangements with rich warm harmonies will keep your students practicing for hours. A bit of blues, a bit of nostalgia, a bit of rock, and lots of pizzazz! About Neil A. Kjos Piano Library The Neil A. Kjos Piano Library is a comprehensive series of piano music in a wide variety of musical styles. The Library is divided into eleven levels and will provide students with a complete performance experience in both solo and ensemble music. Teachers will find the carefully graded levels appropriate when choosing repertoire for evaluations, auditions, festivals, and examinations. The Library includes: Fundamentals of Piano Theory; Piano Repertoire, Baroque & Classical; Piano Repertoire, Romantic & 20th Century; Piano Repertoire, Etudes; Scale Skills; Music of the 21st Century; New Age Piano; Jazz Piano; One Piano Four Hands; Music for Christmas.