This paper reviews the literature on mastery learning theory and reports its successful application since 1987 with mainstreamed special education students at one elementary school in Missouri. The methodology, originally developed by Benjamin Bloom, involves formative evaluation after initial instruction followed by either corrective activities…

The problem of achievement gaps among different subgroups of students has been evident in education for many years. This manuscript revisits the work of renowned educator Benjamin S. Bloom, who saw reducing gaps in the achievement of various groups of students as a simple problem of reducing variation in student learning outcomes. Bloom observed…

Questions frequently arise about the origins of outcome-based education and mastery learning, their similarities and differences, their theoretical and practical links, and evidence about their effects on student learning. Historical and theoretical perspectives show a clear distinction between outcome-based education and mastery learning.…