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The availability and accessibility of basic concept vocabulary in AAC software: a preliminary study.
Jillian H McCarthy1, Ilsa Schwarz1, Morgan Ashworth1
1a Department of Audiology and Speech Pathology , The University of Tennessee Health Science Center , Knoxville , TN , USA.
Basic concept words are limited in augmentative and alternative communication (AAC) systems for children. Educators should enhance the availability and accessibility of these crucial words for better classroom communication.
Area of Science:
- Augmentative and Alternative Communication (AAC)
- Child Language Development
- Educational Technology
Background:
- Core vocabulary is essential for children's language development.
- Basic concept words are foundational for effective communication.
- Augmentative and alternative communication (AAC) systems are vital tools for children with communication challenges.
Purpose of the Study:
- To evaluate the availability of basic concept words in AAC language systems and apps.
- To assess the accessibility of these basic concept words for AAC users.
- To inform educators on improving AAC vocabulary for classroom settings.
Main Methods:
- Analyzed eight AAC language systems, iPad applications, and symbol libraries.
- Examined the availability of basic concept words within these resources.
- Assessed the accessibility of basic concept words using specific page sets and apps.
Main Results:
- The availability of basic concept words varied but was generally limited across examined AAC programs.
- No significant difference was found in the accessibility of basic concept words across different AAC systems.
- Accessibility challenges are often due to complex motor and cognitive demands of AAC systems.
Conclusions:
- Educators must recognize the importance of basic concept words in AAC systems.
- Enhancing the availability and accessibility of basic concept words is crucial for AAC users.
- Targeted vocabulary programming can improve communication success in educational environments.
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