Guitar Scales Book -  Interactive guitar reference  - Audio .
Useful aid to learn guitar scales. 

PENTATONIC  & BLUES SCALES (in 5 positions),
GUITAR SCALES Major, minor, melodic minor .
The 7 MODES in parallel form - an introduction.
Ionian ,Dorian, Phrygian, Lydian,
Mixolydian, Aeolian, Locrian.
GYPSY SCALE, harmonic minor.

Pentatonic Majors with added blue notes.
TIPS AND USES FOR ALL THE GUITAR SCALES.
EACH SCALE PLAYABLE BY TOUCHING THE NOTES ON SCREEN
Easily swipe or down the neck to change key.

200+ screens / interactive charts with audio  - FUN
Easy to use GREAT FOR BEGINNERS - EASY TO LEARN GUITAR SCALES.

Learn the notes of guitar scales.

Useful, Blues scale charts, guitar notes chart, varied selection of guitar scales charts.

Guitar Scales Book: Pentatonic - Blues Scale - Modes.
Learn guitar scales.