Toddlers learn more about the world from picture books with photographs instead of drawings, but commercial books often have tactile features such as flaps that may counterintuitively hinder learning. This study tested how lift-the-flap features in a commercial picture book of first words affected 2-year-olds' (N = 32) learning of a new word for…

This study examines the English vocabulary development of 43 very young child English as a foreign language (FL) learners (age 3.2-6.2) in China. They were tested twice for vocabulary breadth (reception and production) and semantic depth (paradigmatic and syntagmatic vocabulary knowledge). The development of the English vocabulary knowledge…

Generic noun phrases, or generics, refer to abstract categories ("Dogs" bark) rather than particular individuals ("Those dogs" bark). Study 1 investigated how parents use gestures in association with generic versus particular reference during naturalistic interactions with their 2- and 3-year-old children. Parents provided…

This article discusses the development of the MacArthur Communicative Development Inventory for American Sign Language (ASL-CDI), a parent report that measures early sign production. Normative data from 69 children (8-36 months) with deafness and their parents with deafness found the development of the ASL-CDI has been successful. (Contains…