12.53Use the Circle of Fifths physically

At the piano, play:

E7 → A

then:

A7 → D

then:

D7 → G

then:

G7 → C

then:

C7 → F

You are literally traveling around the circle.

This is one of the best ways to memorize the Circle of Fifths because you're hearing its harmonic meaning, not just reciting letters.