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Mohammadpour, Ebrahim – Science Education, 2012
This article aims to investigate variations in science achievement for secondary school students across the Trends in International Mathematics and Science Study (TIMSS) assessments and to examine the relations of several student- and school-level factors with achievement. The data were obtained from 5,577, 5,314, and 4,466 Malaysian eighth…
Descriptors: Academic Achievement, Science Achievement, Secondary School Students, Grade 8
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Lewis, Elizabeth B.; Baker, Dale R.; Helding, Brandon A. – Science Education, 2015
This report outlines a 2-year investigation into how secondary science teachers used professional development (PD) to build scientific classroom discourse communities (SCDCs). Observation data, teacher, student, and school demographic information were used to build a hierarchical linear model. The length of time that teachers received PD was the…
Descriptors: Secondary School Science, Secondary School Teachers, Science Teachers, Professional Development