ASHA (American Speech-Language-Hearing Association) has an article for those who want to learn more about AAC (Augmentative and Alternative Communication). Â This article answers questions like, “Who uses AAC and how do I know AAC is right for my child?” or “What is meant by aided versus unaided forms of communication?”. Â If you are looking for a great resource to learn more about AAC, check it out.
“AAC is used by people who some of the time or all of the time cannot rely on their speech.Â For example, a child who has not yet developed understandable speech might use a speech output device to produce words.Â But, as his speech becomes clearer, he may only need to use this device in some situations.”
Here is a list of AAC apps:Â http://bridgingapps.org/list/?id=44606