Classroom discourse is a core medium of instruction -- analyzing it can provide a window into teaching and learning as well as driving the development of new tools for improving instruction. We introduce the largest dataset of mathematics classroom transcripts available to researchers, and demonstrate how this data can help improve instruction.…

We consider how research participants engage alongside researchers as choreographers of data generation and highlight the everyday practices of researchers and participants "in motion" within and across time and space. Data for this case analysis were generated during a two-year qualitative study investigating multimodal literacies,…

Teachers can reflect on and analyze their classroom discourse to inform their instructional practice. When teachers try to do so however, they often face analytic difficulties, which include the data set (e.g., data input, data transformation, and utterances by unknown speakers), coding (e.g., coding complexity, reliability, and efficiency),…

The number of English language learners (ELLs) in the United States has increased dramatically. Given this increase it is vital for teacher education programs at the pre-service level and professional learning programs at eh in-service level to address the needs of ELLs. This article presents a teacher preparation model--"a language-based…

This study examines four months of online discourse of 22 Grade 4 students engaged in efforts to advance their understanding of optics. Their work is part of a school-wide knowledge building initiative, the essence of which is giving students collective responsibility for idea improvement. This goal is supported by software--Knowledge…