This study examines the effectiveness of scaling up a vocabulary intervention, pre-K-first grade, using a structured adaptation of the World of Words that allowed teachers some autonomy over its implementation. The purpose was to determine whether such an adaptation could maintain fidelity and promote positive child outcomes. Classrooms (pre-K…

Preschoolers can learn vocabulary from educational videos, but children from low-income backgrounds often do not learn as effectively as their higher income peers. We investigated whether adding attention-directing cues to media (Study 1) and slowing the pacing of media (Study 2) supported vocabulary learning for preschoolers from low-income…

Previous studies have often compared and contrasted differences among media presentations, including traditional storybooks and videos and their potential for incidental word learning among preschoolers. Studies have shown that children learn words from a variety of media, and that repetition is an important source for incidental learning. Yet, to…

This study examines the potential of educational media to provide preschool-aged dual language learners (DLLs) with vocabulary in a new language. Drawing from dual-coding theory, the current study investigated how three distinct instructional contexts with varying degrees of incidental-intentional vocabulary exposure on screen might facilitate…