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 Fun Songs for Kids collection includes 12 early bird level piano solos with teacher duets: Attic Stairs • Backpack Blues • The Bear Went over the Mountain • Bingo • Fading Moon • Hush Little Baby • Jasmine Flower • Kum Ba Yah • Mountain Train • Secret Cave • Song of the Buffalo • Volga Boat Song.