A collection of 3 duets for piano 4-hands by Rami Bar-Niv. Shmateh-Rag is the first Jewish Ragtime in the history of music. The level is intermediate. Plain Ol' Rag is plain fun. The level is intermediate, Secondo is somewhat simpler than Primo. Vocalise has Bach's first Prelude in C in Secondo (early Intermediate) while Primo (Intermediate) goes to town with Bar-Niv's Vocalise.