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Gillen-O'Neel, Cari; Huynh, Virginia W.; Fuligni, Andrew J. – Child Development, 2013
This longitudinal study examined how nightly variations in adolescents' study and sleep time are associated with academic problems on the following day. Participants ("N" = 535, 9th grade M[subscript age] = 14.88) completed daily diaries every day for 14 days in 9th, 10th, and 12th grades. Results suggest that regardless of how much a…
Descriptors: Longitudinal Studies, Sleep, Adolescents, Diaries
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Lopez, Anna B.; Huynh, Virginia W.; Fuligni, Andrew J. – Child Development, 2011
To examine the development of religious identity during the teenage years, adolescents (N = 477) from Latin American, Asian, and European backgrounds completed questionnaires in the 10th, 11th, and 12th grades (10th grade age: M = 15.81, SD = 0.36). Results indicated that religious identity remained stable across high school whereas religious…
Descriptors: Questionnaires, Religion, Identification (Psychology), Longitudinal Studies
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Murayama, Kou; Pekrun, Reinhard; Lichtenfeld, Stephanie; vom Hofe, Rudolf – Child Development, 2013
This research examined how motivation (perceived control, intrinsic motivation, and extrinsic motivation), cognitive learning strategies (deep and surface strategies), and intelligence jointly predict long-term growth in students' mathematics achievement over 5 years. Using longitudinal data from six annual waves (Grades 5 through 10;…
Descriptors: Mathematics Achievement, Achievement Gains, Cognitive Processes, Learning Strategies
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Pahl, Kerstin; Way, Niobe – Child Development, 2006
The current study modeled developmental trajectories of ethnic identity exploration and affirmation and belonging from middle to late adolescence (ages 15-18) and examined how these trajectories varied according to ethnicity, gender, immigrant status, and perceived level of discrimination. The sample consisted of 135 urban low-income Black and…
Descriptors: Ethnicity, African Americans, Hispanic Americans, Late Adolescents