The key of C: your home base
This lesson is fully written out below — tab, chords, and all. Video is on the way.
About this lesson
Every song lives in a key, and C is the friendliest one — no sharps, no flats, and six chords that power thousands of songs. Learn the scale and the chord family.
What a key actually is
A key is a family of notes that sound good together. The key of C uses the seven natural notes — C, D, E, F, G, A, B — no sharps, no flats. That's why almost every method starts here: everything you learn in C transfers everywhere else later.
Two things live inside a key: a scale (the notes, played one at a time) and a chord family (the notes stacked into chords). Learn both and you can play, and eventually write, real music.
The C major scale, open position
C D E F G A B C e|-------------------------------------| B|-----------------------------0---1---| G|-----------------0---2---------------| D|-----0---2---3-----------------------| A|--3----------------------------------| E|-------------------------------------|
Numbers are frets; the letters on the left are strings (low E at the bottom). Say each note name out loud as you play it — slow is fine, clean is the goal.
The chord family of C
These six chords — C, Dm, Em, F, G, Am — are the workhorses of the key. An enormous number of songs never leave this family.
About F: it's the famous hard one, because the standard shape barres two strings with one finger. If it buzzes for now, fret only the top four strings (leave the two thickest out) and keep moving — full F arrives with time, not force.
Practice this week
1. Play the scale up and down, slowly, naming the notes. Two minutes.
2. Loop C → F → G → C, four slow strums each. That progression is the skeleton of folk, country, rock, and about half the songs ever written around a campfire.
3. When it starts to feel easy, you're ready for your first song — which happens to use exactly these chords.
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