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Direct linkSchmidt, William H.; Cogan, Leland S.; Houang, Richard T.; McKnight, Curtis C. – American Journal of Education, 2011
This article utilizes the 1999 TIMSS-R data from U.S. states and districts to explore the consequences of variation in opportunities to learn specific mathematics content. Analyses explore the relationship between classroom mathematics content coverage and student achievement as measured by the TIMSS-R international mathematics scaled score.…
Descriptors: Mathematics Education, Mathematics Achievement, Course Content, Correlation
Costa, Frances M.; Jessor, Richard; Turbin, Mark S.; Dong, Qi; Zhang, Hongchuan; Wang, Changhai – Applied Developmental Science, 2005
A theoretical framework about protective factors (models protection, controls protection, support protection) and risk factors (models risk, opportunity risk, vulnerability risk) was employed to articulate the content of 4 key contexts of adolescent life--family, peers, school, and neighborhood--in a cross-national study of problem behavior among…
Descriptors: Neighborhoods, Sanctions, Risk, Adolescents
