We asked whether parental questionnaires on the heritage language proficiency of bilingual children might elucidate how proficient bilingual children are in their heritage language. We tested 20 UK-based Polish-English bilingual children between 4;5 and 5;9 years on Polish and English versions of the Cross-linguistic Lexical Tasks (CLTs). These…

The present study explores the vocabulary development of bilingual children when neither of their languages has a minority language status. With both languages having high relative prestige, it is possible to address the impact of exposure variables: age of onset, length of exposure, and frequency of exposure (FoE) to both languages. Parents of 40…

The large and rapidly expanding body of literature on bilingual acquisition is mostly comprised of either single-case or cross-sectional studies. While these studies have made major contributions to our understanding of bilingual children's language development, they do not allow researchers to compare and contrast results with regard to…