This study investigates the concurrent and longitudinal relationships between polysemous word knowledge and reading comprehension among bilingual students (n = 107) followed from seventh to eighth grade. Standardized tests were used to measure decoding skills, broad vocabulary knowledge, and reading comprehension. Data about students' polysemous…

This study examined contributions of academic ability tracking, disciplinary attitudes (science anxiety and self-efficacy), and discipline-specific literacy skills (science and academic vocabulary knowledge) to students' science achievement in a sample of 104 Grade 8 students (78% current or former English learners [ELs]) enrolled in high- versus…

Home language (HL) effects on academic language literacy have been extensively discussed. However, previous research has mostly focused on Indo--European languages. This study extends the literature by using data (n = 17,600) collected in a diversified language area: Guangxi, China. We examined the effects of four HLs and four socioeconomic…