This study involved the implementation of an alternating-treatment design to investigate the effects of tablet computer-based visual scripts on vocabulary use in three 8- to 14-year-old children with autism. Results indicated that participants showed increased use of verbs or nouns with the treatment materials, participants required less invasive prompts as the project progressed.
Ganz, Jennifer B., Boles, Margot B., Goodwyn, Fara D., Flores, Margaret M. (2014). Efficacy of Handheld Electronic Visual Supports to Enhance Vocabulary in Children With ASD. Focus on Autism and other Developmental Disabilities, 29, 3-12.