In this monograph, a causal-comparative, longitudinal study of cluster grouping at the elementary level is described and recommendations are made based on the findings. This study employed both quantitative and qualitative methodologies. The primary purpose of the study was to examine the effects of an existing cluster grouping program on the…

This paper addresses issues in the relationship of instructional grouping to both educational excellence and equity. First, equity issues are considered in light of two court cases: Hobson v. Hansen and Marshall v. Georgia which, together, offer guidelines for equitable ability grouping. Next, the research on the effects of grouping arrangements…