Fretboard Foundation

Practical building blocks for intermediate guitarists. By Jason Grimes.


Fretboard Foundation aims to organize and simplify the information required for fluency on guitar, including playing by ear, chords and harmony, and scales and melody.

Start reading at the Table of Contents.


This edition: Second Edition, March 2024
plus revisions as of May 4, 2024.

The latest version of this book can always be found at

Copyright © 2022-2024 by Jason Grimes. All rights reserved.