Here are some links to extra resources to help support you:
A visual instruction app, including flash cards and picture-choosing games, for children with autism and special needs.
Free, easy-to-play, and accessible games. Each game is speech enabled.
An all-in-one app created to support people with communication and learning difficulties. For verbal and non-verbal learners.
a range of education and therapy resources for speech and language problems. A podcast is also available on iTunes for verbal and non-verbal children.