Difficulty in mixing with other children.
Insistence on sameness; resists change in routine.
Inappropriate laughing and giggling
No real fear of dangers.
Little or no eye contact.
Sustained odd play.
Apparent insensitivity to pain.
Echolalia (repeating words or phrases in place of normal language
Prefers to be alone; aloof manner.
May not want cuddling or act cuddly.
Not responsive to verbal cues; acts as deaf.
In appropriate attachment to objects.
Difficulty in expressing needs; uses gestures or pointing instead of words.
Noticeable physical overactivity or extreme underactivity.
Tantrums - displays extreme distress for no apparent reason.
Unresponsive to normal teaching methods
Uneven gross/fine motor skills (may not want to kick ball but can stack blocks.)