The Jennifer Linn Series features carefully leveled collections of either popular music arrangements or original compositions. The pieces or songs in each book are placed in a progressive order so students can learn new skills as they advance through the book. Written for piano students of all ages, there are five levels in the series: Early Bird (Pre-Staff), Easy Elementary, Elementary+, Easy Intermediate, Intermediate+. The Showstoppers Book 1 collection includes 10 easy intermediate originals: Rainbow Dreams · Bluebird Lullaby · Tricky Traffic · A Sprinkle of Rain · Tiger Chase · Stargazer Suite (four movements: 1. Black Hole, 2. Falling Star, 3. Lost Star, 4. Supernova) · Prelude to the Brave.