The nature of ASD is such that many children will be over or under reactive to sensory stimuli. The latest Diagnostic Standards Manual DSM-5 that came out in May 2013 finally recognised that sensory processing difficulties are a part of ASD. Some children will have a dual diagnosis of a Sensory Processing Disorder. Others it will just be part of their ASD.
Simple changes in the environment can make a big difference to a child’s engagement and learning outcomes. You could spend all day asking a child to “sit still” on the mat or you could give them a “sensory mat” to sit on that helps them sit still. Read more below for a checklist of sensory strategies.