The "Guitar Scales" didactic series divided into numerous booklets, is a great tool for study and master the scales, useful for both teachers and students. Each booklet deals with the study of a scale in all keys. Each scale is divided into five boxes and a fretboard map, where you can store notes horizontally and vertically. What are you waiting for? Start now! GUITAR SCALES: -THE IONIAN MODE -THE DORIAN MODE -THE PHRYGIAN MODE -THE LYDIAN MODE -THE MIXOLYDIAN MODE -THE AEOLIAN MODE -THE LOCRIAN MODE -THE MAJOR PENTATONIC -THE MINOR PENTATONIC -THE MINOR BLUES -THE HARMONIC MINOR -THE MELODIC MINOR -THE PHRYGIAN DOMINANT and many others...