This study of three science teachers' lessons on heat and temperature seeks to characterise classroom talk that highlighted the ways language is used and to examine the nature of the language demands revealed in constructing, negotiating, arguing and communicating science ideas. The transcripts from the entire instructional units for these…

The aim of this participant observation was to understand the efficacy of a modified International Baccalaureate Primary Years Program for fourth-graders at a public school with a large percentage of language and socioeconomically disadvantaged students. Data collection over a five-month period concentrated on teaching interactions including…