This website is an amazing resource of apps for many (if not all) areas of special education. They have specialized app lists (there is one for kids & adults with hearing loss), apps for IEP goals, free apps, app deals, and links to their FB page.
Work With (Autism) ($0.99) Buttons and roles are clearly labelled step by step. Teacher first chooses the number of tasks to work on & for every question, the learner gets to choose whether he or she is ready to engage in the task. Built in timer beeps once the time is up & automatically prompts the learner back into the previous state of choice. Once each task is complete, the teacher selects the appropriate feedback, complete with audio & animation. Watch