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Spaeth, Michael; Weichold, Karina; Silbereisen, Rainer K. – Developmental Psychology, 2015
The literature proposes that leisure boredom may systematically increase during adolescence. Moreover, some authors assume that this hypothesized developmental trend is associated with increases in youthful delinquency and depression. Individual dispositions (e.g., temperamental disinhibition) are believed to exacerbate the relationship between…
Descriptors: Early Adolescents, Predictor Variables, Leisure Time, Psychological Patterns
Martin, Michael O., Ed.; Mullis, Ina V. S., Ed. – International Association for the Evaluation of Educational Achievement, 2013
TIMSS (Trends in International Mathematics and Science Study) is an international assessment of mathematics and science at the fourth and eighth grades that has been conducted every four years since 1995, with the most recent assessment in 2011. PIRLS (Progress in International Reading Literacy Study) is an international assessment of reading…
Descriptors: Student Evaluation, Mathematics Achievement, Science Achievement, Grade 4