Displays indifference
Does not play with other children
 
Inappropriate eye contact
Bizarre behaviour
 
Inappropriate laughing or GIGGLING
Handles or spins objects
 
Indicates needs by using adult's hands
Echolalic - copies words like a parrot
 
Talks incessantly about one topic
Lack of creativity, pretend play
 
Joins in only if an adult insists and assists
One-sided interaction
 
Variety is not the spice of life
But some can do some things very well, very quickly, but not tasks involving social understanding