Science education in the Arab world is conducted in various multilingual contexts. When science is taught in Arabic, diglossia -- the coexistence of the formal language of literacy alongside a local spoken variety -- constitutes a multilingual setting the pedagogical implications of which need to be understood. This study compares teacher--student…

Purpose: The purpose of the current study was to examine the role that the first language (L1), Spanish, at Pre-Kindergarten plays in predicting second language (L2), English, word reading in first grade. In addition, it examines the role of conceptual vocabulary in predicting word reading in English. Method: As part of a longitudinal study of…

In classrooms tests, students are regularly required to demonstrate their understanding of mathematical concepts. When children encounter problems in demonstrating such understanding, it is often not clear whether this is because of the language of the teachers' questions and instructions or a genuine non-understanding of the concept itself. This…