In bilingual elementary classrooms where English is taught as a foreign language, science lessons often prioritize spoken interaction, while reading and writing receive less emphasis. This article explores how Cognitive Discourse Functions (CDFs)--such as defining, explaining, hypothesizing, and evaluating--can support disciplinary and…

English learner (EL) students face the challenge of learning a new language while simultaneously learning other subjects. Similarly, English as Second Language (ESL) teachers have the added responsibility of teaching academic language in STEM subjects to EL students, in addition to language teaching. This article explores how a participant…