As I’ve mentioned before, my university students are subject to a scale proficiency exam. Most arrive at the university “knowing” at least some major scales, but most of them will also have to learn at least a few new ones and maybe put some old ones into a new format. For their exam, the scales need to be memorized well enough to play three randomly-selected major ones, and three randomly-selected melodic minors.
For some students, there are technical barriers to this: untrained fingers, insufficient familiarity with alternate fingerings, or tone production issues in extreme ranges. Some also struggle with nerves or other psychological baggage (“I’ve never been good at scales, Dr. P.,”). Even among students who are moving rapidly through advanced repertoire, and have all the necessary facility to play the scales, there are some that find the memorization to be very difficult.
Here are some of the issues that my students have: