Using Program for International Student Achievement (PISA) 2009 data we study the transfer of knowledge among reading, mathematics, and science among Turkish students. Both Science and Reading are significant predictors of Mathematics scores, although clearly Science is a much stronger predictor; the transfer from Science to Mathematics is much…

Because of a shortage of physical exercise, concerns about adolescents have recently been raised in Taiwan. In educational environments where student exercise has been limited by scheduling constraints and the lack of physical exercise has become a vital problem, "learning while exercising" may be part of a possible solution. This study…

The nine-factor productivity model of science achievement of H. J. Walberg (1981) was tested through structural equation modeling using national longitudinal data on middle-school seventh grade students' science achievement (n=3,116). The better fit provided by a revised model with eight factors is discussed, and implications for educational…