Like many Autistic Children my son suffers from a sleeping disorder. It is very hard to get him to sleep even on Sleeping medication. These methods help me some of them time. But as everyone knows autism is unpredictable moods change rapidly and it is very hard when you have tried every trick you know to help them fall asleep and nothing seems to work. But don't give up keep trying and you will find a technique that works for you and it will make a world of difference.

. Bouncing him on the therapy ball
. Giving him deep massages on his arms, legs, trunk, hands, and feet
. Using a weighted blanket
. Playing white noise or soothing music at a low volume while he falls asleep and while he is sleeping.
. Also nature sounds work well to help sooth them.
. Johnson and Johnson's lavender baby bath relaxes them before its time to lay down.
. Read the news paper or something that is not too exciting for them but still allows them to hear your soothing voice.