This research investigates the development of constraints in word learning. Previous experiments have shown that as infants gain more knowledge of native language structure, they become more selective about the forms that they accept as labels. However, the developmental pattern exhibited depends greatly on the way that infants are introduced to…

Background: It is highly recommended that professionals promote caregivers' capacity-building to use intervention strategies to support children with developmental delays or disabilities in natural learning environments, particularly in the earliest years of life. There is a gap, however, in understanding the extent to which these professionals…