Ongoing longitudinal study followed 110 students in western Canada from kindergarten through grade 7. In grades K-2, oral language skills were related to gender and problem behavior but not to age or school attendance. Seventh-grade achievement was related to early oral language skills and early problem behavior but not to age at school entry.…

The incidence of students who had entered school early was higher than expected among 54 upper elementary learning-disabled students, compared to matched controls. Among matched controls, early entrance students had comparatively low academic achievement. Early entry students may be subject to inappropriate labeling and interventions. Contains 14…

This study compared the academic and social development of students who entered grade 1 very early (5:6 years or 5:7 years), in the mid range (5:8 to 6:3 years), and very late (6:4 years or older). The purpose of the study was to explore the hypothesis that the early grade 1 entrants would have continuing problems in both academic and social…

The Class of 1979 project is a longitudinal study of the consequences and implications of variability in school readiness at the age children enter school. The study followed the development of 129 children since 1979, the year in which they entered Kindergarten. Phase one and two of the research covered the years between 1979 and 1991. Phase…