Discusses alterable elements of classroom organization, traditional approaches to instructional improvement, and "component building," an alternative approach to education. The component-building approach involves an extensive program of field experimental research on classroom practices that are or could become components of complete…

The historical background of mastery learning is discussed and related to the use of the traditional normal curve and to the nature of curves which express more adequately the mastery learning concept. It is suggested that the mastery model calls for strategies that: inform students about course expectations; set standards of mastery in advance;…