This article discusses the benefits of and strategies for using bilingual books in mainstream classrooms and in classrooms where English is taught as a second language. The article begins with a brief discussion about literacy and biliteracy that underscores the importance of supporting and nurturing literacy in the first language as a vehicle to developing literacy in English. A few examples of the different kinds of bilingual books a provided, followed by suggested strategies for using bilingual books to foster literacy development for second-language learners. (author/ncl)