Stickman Communications produces a range of colourful awareness cards. See range of cards Prices are in £, as with the NAS below.
The National Autistic Society (NAS) also produces an autism alert card that could be useful in public spaces, like a supermarket: single plastic wallet with card to keep inside and a key facts leaflet. See also photos of what looks like the same thing
For all those new school starters or those like my son, who is obsessed with his shoes being on the wrong feet, try this. Cut a sticker of their choice in half and secure it into there shoes to help them identify which shoe goes on which foot.
Click icon for soundtrack: Mindful Soundscapes – An escape to the sea with 2 hours of lapping waves.