Urmia University Iranian Journal of Language Teaching Research 2322-1291 10 3 (Special Issue) 2022 10 01 BOOK REVIEW: Bilingual Development in Childhood 122 125 121230 10.30466/ijltr.2022.121230 EN Arash Shirzad English Department, University of Technology & Applied Sciences, Salalah, Sultanate of Oman Journal Article 2022 09 28 Interest in research on bilingual children has witnessed an exponential rise in the last 25 years (Bayram et al., 2018). Based on a broad range of data collection methods, <em>Bilingual Development in Childhood</em> by Annick De Houwer is a well-organized systematic review, explaining how various language learning settings at different stages of childhood dynamically affect bilingual children’s oral language learning trajectories, with a brief examination of the possible role of socioeconomic status in bilingual development. This much needed book comprises 6 chapters and addresses all the fundamentals as well as some critical topics related to child bilingualism. https://ijltr.urmia.ac.ir/article_121230_80290e1e09d0541fc7d6d66cb9b73396.pdf