Welcome to Board Scale

What is Board Scale?

Board Scale is an interactive tool for everyone who wants to learn an instrument.
Its main goal is to help you connect fundamental music theory with hands-on practice on your instrument.
Board Scale offers a range of tools to transfer music-theory topics onto your own instrument.

Guitar

Guitar fretboard

Interval Explorer

At the third, take a turn to the right

Explore every interval on the fretboard

CAGED Explorer

Lost in fretboard chaos

Discover chord shapes (C/A/G/E/D) on the fretboard

CAGED G-E

DAE in high positions

Chords on the top 3 strings using the shapes from the CAGED system

CAGED D-B

CAE in middle positions

Chords on the middle 3 strings using the shapes from the CAGED system

CAGED Roadmap

CAGED for beginners

The CAGED system explained

Piano

Keyboard

Key Explorer

Easy Peasy Piano

Explore scales and chords on the keyboard

Music theory

Music theory

Scales

From unison to seventh.

What is a scale?

Chords

Stacked thirds in harmony

What is a chord?

Circle of Fifths

Neighbours of the third degree

What is the circle of fifths?

Physics behind

Vibration, ratio, sound

How does the notation system work physically?

Bass

Bass

Interval Explorer

At the third, take a turn to the right

Explore every interval on the bass fretboard

Accordion

Accordion

Melody Explorer

Melody side

The keyboard side of the accordion