Asthma is the leading chronic health condition among children in the United States and a major cause of childhood disability. It also disproportionately affects low-income and racial and ethnic minorities. Although a wide range of interventions have been implemented to improve asthma-related outcomes among socioeconomically disadvantaged and…

This study's findings may have important implications for understanding how students learn in the classroom. Consonant with previous research, they indicate that both engagement in school and students' perception of their own academic competence influence achievement in mathematics for high school students. But the study departs from earlier work…