This article examines four preadolescent girls' physical lives over three years inside and outside of schools (fourth, fifth, and sixth grades). The girls participated in a school-based physical education intervention during the first two years that was designed to enhance their physical activity (PA) choices in both environments. At the…

This study examined associations among a concurrent set of social-emotional strengths and school membership across the United States (N = 1,009) and Chinese (N = 747) students aged 9 to 11 years old. Results identified significant positive relations of school membership with four social-emotional strengths (i.e., gratitude, optimism, zest, and…

Twenty-two principles of middle grade education are addressed in this report, which is intended for those who have the authority to give meaning and substance to the reform of middle grade education in California's public schools. Each principle is developed through a discussion that concludes with specific recommendations that have implications…