Our qualitative literature review of 31 published studies found that (a) three major approaches are used in early childhood classrooms to support children's vocabulary learning--exposing children to advanced words, providing direct word-meaning instruction, and employing mixed-method interventions; (b) these practices support children's learning…

Speaker immersion is a tactic that uses multiple establishing operations to increase speaker behavior for individuals with limited mand and tact repertoires. The purpose of this paper was to evaluate the effects of speaker immersion on the number of independent mands, tacts, and autoclitics emitted by young children with verbal delays. In the…

We examined the effects of intensive tact instruction on emission of audience-accurate verbalizations of 2 middle school students using a delayed multiple baseline design across participants. Dependent variables were accurate and inaccurate audience controlled tacts and conversational units during non-instructional times. Following baselines,…

Using a teacher-researcher perspective, a study assessed a preschool storytelling program designed to promote children's narrative development. The program included workshops, child-teacher conferences, and adult and child performances. A preschool class of 17 four-year-olds listened to adult-told stories, rehearsed their own stories with a…

Classroom second language instruction can be characterized as one of the following: focus-on-formS, focus-on-meaning, or focus-on-form. The book titled "Focus on Form in Classroom Second Language Acquisition" (Doughty & Williams, 1998) argues for the desirability of focus-on-form over focus-on-formS and focus-on-meaning, discussing the efficacy…

This study investigated the effectiveness of a natural environment language training procedure that combined the mand-model procedure and the time delay procedure for the acquisition of noun signs and for the spontaneous use of the signs acquired. One autistic boy, aged 5 years, 4 months with no verbal imitation skills and few movement imitation…