Background: Although many studies have suggested that students' externalizing (aggressive and rule-breaking) behaviour is detrimental to their academic achievement, the underlying mechanisms have rarely been investigated. Aims: We conducted a longitudinal investigation of whether the negative relation between externalizing behaviour and academic…

Background: Many studies document associations between low health literacy (HL) and poor health behaviors and outcomes. Yet, HL is understudied among adolescents, particularly from underserved, rural communities. We targeted rural adolescents in this cross-sectional study and explored relationships between HL and (1) energy-balance-related health…

Achievement disparities between American Indian students and non-American Indian peers are persistent and well documented. Student engagement is a promising target for intervention given its relation to academic achievement. This study investigated the relation between specific teacher practices (opportunities to respond [OTRs], praise, and…

Student self-report data from 933 Black middle school students and standardized mathematics test scores (SAT-10) were used to examine the relationship among student perceptions of teacher expectations and reform instructional practices, aspects of student motivation, and three student mathematics performance outcomes--time spent studying, expected…