Background: The transition from lower-secondary to upper-secondary education marks a critical period for adolescents that impacts their academic achievement. Objective: Based on Positive Youth Development (PYD) framework, we examined associations between math achievement as measured by PISA (Programme for International Student Assessment) and PYD…

This paper investigates the growth of early adolescent self-esteem and self-concept as students progress through the middle level years (sixth through eighth grade). Based on mixed method longitudinal research conducted from 2004 to 2007, the study's findings suggest that this sample of 104 urban students' self-esteem changed most significantly…