Explores the nature of explanations used by 20 middle school science teachers utilizing the constant comparative analysis method in analyzing transcripts of classroom discourse. Discusses a subsuming categorical framework for the 10 types of explanations generated, along with examples of each type, namely: analogical, anthropomorphic, functional,…

In this study, we seek a better understanding of how individuals and their daily interactions shape and reshape social structures that constitute a classroom community. Moreover, we provide insight into how discourse and classroom interactions shape the nature of a learning community, as well as which aspects of the classroom culture may be…

Compares models of the classroom dynamics for a traditional laboratory setting and a problem-solving-centered environment, both at the eighth grade science level. Descriptive data indicate no differences in the models, whereas path analyses suggest that, in the problem-solving model, student behaviors significantly correlate to lesson structure,…