https://www.musical-u.com/learn/the-magic-number-and-how-to-use-it-to-learn-anything/
Want to unlock the power to learn anything? Discover the magic number and how it relates to the Science of Learning… and how to apply these lessons to your musicality.
https://www.musical-u.com/learn/the-magic-number-and-how-to-use-it-to-learn-anything/