institutionalized, hierarchically structured, chronologically graded educational system running from the elementary to tertiary levels.

Refers to intentionally organized full-time learning events with regular fixed duration and schedule, structured hierarchy with chronological succession of levels and grades, admission requirements, and formal registration, catering mainly to population of 5 to 25 years old, which are held within established educational institutions, and using pre-determined pedagogical organization, contents, methods and teaching learning materials.

a necessary tool for today's job market," Miss Brummett said

an excellent defence against this sort of thing