This paper discusses research studies concerning class size and its relation to academic achievement. It also explores whether educational benefits of smaller classes justify the additional cost and whether an optimum class size exists that maximizes educational benefits and cost effectiveness. Following a review of the literature, the paper…

Research indicates that the relationship between class size and instructional effectiveness depends on a multitude of related variables, such as age level of students, subject matter taught, and instructional methods used. Recent statistical syntheses of this research reveal that the instructional benefits of smaller classes are most significant…

This paper seeks to answer the question, "What is the relationship between student achievement and four variables often cited as solutions?" The selected variables are: (1) per-pupil expenditure; (2) class size; (3) teacher advanced training; and (4) teacher experience. Because supporters promote initiatives focusing on these variables,…

After a brief introduction identifying current issues and trends in research on class size, this brochure reviews five recent studies bearing on the relationship of class size to educational effectiveness. Part 1 is a review of two interrelated and highly controversial "meta-analyses" or statistical integrations of research findings on…