NotesFAQContact Us
Collection
Advanced
Search Tips
Showing all 2 results Save | Export
Peer reviewed Peer reviewed
Direct linkDirect link
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
Peer reviewed Peer reviewed
Direct linkDirect link
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