With this book, you will be able to ensure an intonation when performing, singing melodically and harmonically, singing several voices, approach tones and modes as well as language atonal, practice relative reading andtransposition, raise melodic lines and basses, detecting errors and picking up alterations, construct and recognize intervals and chords, invent and improvise !! Hearing and inner hearing will be well developed, all at using apaper mini-keyboard that will help visualize notes and t...