Comparison of three groups of gifted students (total n=275) in grades two through eight whose birthdays were either early, intermediate, or late in their school entry year found higher achievement for the older students but concluded that age position in relation to classmates does not appear to be a critical variable in the school performance of…

Reports on a study of the role of pupil age in scholastic performance among 4,123 Maltese primary-age students. Finds a strong and consistent age effect in Maltese, English, and mathematics achievement in three grade levels. Also finds that girls consistently outperformed boys in the three subjects. (CFR)

This longitudinal study identified hard-to-manage older toddlers and younger preschoolers, assessed the developmental course and prognostic significance of their difficult behavior, and delineated family factors possibly associated with early and persistent problems. Obtained from parents, teachers, and observers, cross-situational and…

The claim that the incidence of school failure can be greatly reduced by increasing kindergarten entrance age from 57 to 60 months was investigated in three related studies. In the first study, subjects ranging in school entrance age from 57 to 68 months were drawn from five elementary schools in an urban lower socioeconomic area. A total of 114…