We examined the influence of language and socioeconomic factors on academic achievement in the Basque Autonomous Community (BAC): a multilingual society with a recent history of language revitalisation. We analysed scores obtained by Grade 4 and Grade 10 students on a diagnostic mathematics test administered in either Basque or Spanish in the BAC.…

The current article examined educational achievement at lower-secondary level in Sweden (Grade 9), using grades and national test results (NTR) as the dependent variables. Linear regressions and bivariate correlations indicated that the proportion of highly-educated individuals in each municipality was positively associated with grades and NTR and…

In 2009 the Philippines introduced a mother tongue-based multilingual education language policy requiring the "mother tongue" as the language of instruction (LOI) in kindergarten through grade 3. Using teacher classroom language data collected from four LOI groups in 2019, we compared the frequency of teachers' use of the target LOI in…

Despite a century-old narrative as a monolingual country with quaint regional dialects, Thailand is in fact a country of vast linguistic diversity, where a population of approximately 60 million speak more than 70 languages representing five distinct language families (Luangthongkum, 2007; Premsrirat, 2011; Smalley, 1994), the result of a history…

One of the focuses of language revitalisation policies is to incorporate minority languages into education. Evaluation of new language-of-instruction models is usually based on the increase of minority language speakers. However, it is also important from an educational perspective to study the possible relationship between performance and…