3 & 20 Intermediate Studies This book is all you need for a solid practice session. The chromatic warm ups will help you get the air moving and fingers warmed up, and then you can apply this flow to the melodic etudes. The etudes have great stylistic, rhythmic, and melodic variety, so you can stay engaged. Take a look at the sample pages of the warm up and the etudes to the left, and then click below to get the book delivered directly to your door.