(Guitar Educational). Many guitarists spend years, or entire lives, feeling their way around the guitar neck in the dark. But it doesn’t have to be that way! Experiencing the freedom that comes with a little theoretical knowledge is not as difficult as it may seem. With Visual Guitar Theory , you’ll quickly connect the dots by seeing and understanding the shapes and patterns that make music work, with over 500 full-color fretboard diagrams, detailed lessons, quizzes, and an organized, progressive teaching approach. Topics covered include: intervals; building triads; transposing chord shapes; inversions; building scales; and much more.