You learned the minor pentatonic as five boxes. Then you got stuck inside box one, because the other four never felt like home. They aren't four more things to memorize. They're the same five notes, and there is a way to see them as one shape that runs the whole neck. That's tomorrow's live lesson. Here's the idea in writing first.
Every guitarist knows the box. Fifth fret, A minor pentatonic, two notes per string, the shape that gave the world a million blues solos. It works. It's also a cage, and most players know it: the fingers go to the same six or seven notes, the solo lives in one four-fret window, and the rest of the neck might as well be someone else's guitar.
The usual fix is to learn the other four boxes. Diagrams, numbers, a week per box. And a lot of players do learn them — as five separate objects — and still can't leave box one when the band is playing, because switching between five unrelated pictures in real time is slow. The problem was never that you didn't know enough shapes. The problem is that you were taught five shapes when there's only one.
A minor pentatonic is A, C, D, E, G. Five notes, repeating up the neck on every string. Box one is those five notes between frets 5 and 8. Box two is the same five notes between frets 7 and 10. Box three, frets 9 and 13. And so on. Nothing new is ever introduced. The boxes don't contain different material; they're windows sliding along one continuous pattern.
Here's the move. Take any single string and play the pentatonic along it: on the low E string, that's frets 5, 8, 10, 12, 15, 17. Notice the spacing — three frets, two frets, two frets, three frets, two frets. That spacing is the whole scale. It never changes. Every string has it. Every box is just a place where two adjacent strings' spacings line up into a picture.
Once you see the spacing, the boxes stop being the unit. The unit becomes the seam — the place where one box's top notes are the next box's bottom notes. Box one's notes on the 8th fret are box two's notes on the 8th fret. Same notes, same fret, same finger if you want. A box ends and the next one begins on notes you're already holding.
So instead of "leave box one, find box two," the instruction becomes "slide up the string you're on to the next note in the spacing." You're never lost, because you're never jumping. You're walking. The shape you're walking on is one shape, 12 frets long, and then it repeats.
Pick one string. Play the five-note spacing up and down it slowly — 3, 2, 2, 3, 2 — saying the note names if you can. Then do it on the string above, noticing that it's the same spacing, shifted. Then play two strings at once, box style, and slide the pair up one position. Tomorrow we'll do exactly this, live, on the whole neck, and then improvise over a backing track without ever thinking the word "box."
If the "one shape" idea sounds familiar, it should — it's the same lens the One Map article applies to scales, chords, and modes. The fretboard is a lot smaller than the diagrams make it look.