The 2015 Trends in International Mathematics and Science Study (TIMSS) involved 57 countries and 43 different languages to assess students' achievement in mathematics and science. The purpose of this study is to evaluate whether items and test scores are affected as the differences between language families and cultures increase. Using…

Tonal languages differ in how they use phonetic correlates, e.g. average pitch height and pitch direction, for tonal contrasts. Thus, native speakers of a tonal language may need to adjust their attention to familiar or unfamiliar phonetic cues when perceiving non-native tones. On the other hand, speakers of a non-tonal language may need to…

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…