Courses in a typical bachelor's degree program in education include student assessment methods, instructional strategies, multiculturalism and human development.
Electrolyte imbalance is the most common cause of leg vibration which is usually caused by dehydration.Drink plenty of fluids & take rehydration salt drinks.Stop the activity that caused the cramp.Gently stretch and massage the cramping muscle.If still the symptoms persists then you need to get tested for:
Vibrations are probably caused by wheels being out of balance or bent (potholes can do that) or because suspension parts are worn, and getting your wheels aligned won't solve those problems. Some vehicles require only that the front wheels be aligned, but many car-based models require four-wheel alignment.