We describe and use an analytical framework to document mathematics discourse in instruction (MDI), and interpret differences in mathematics teaching. MDI is characterised by four interacting components in the teaching of a mathematics lesson: exemplification (occurring through a sequence of examples and related tasks), explanatory talk (talk that…

This study evaluated three models of gifted education implemented by seven elementary regular classroom teachers. All models showed a strong relationship between cognitive level of teacher queries and student responses. The Cognitive-Affective Interaction Model produced the best increases in cognitive complexity of classroom interactions and…