Findings from two studies indicate that the nature of Canadian children's environments within their families, schools, neighborhoods, and communities has very strong effects on children's development and the prevalence of childhood vulnerability. Rather than stemming primarily from poverty, childhood vulnerability may arise from the environments…

Most teachers and the public believe that children in kindergarten and the primary grades benefit from small classes because of children's need for individualized instruction and teacher attention. This report, part of a comprehensive policy study of early childhood education, presents a review of the research on the effect of class size on…