At times, ASD behaviors may appear similar to AD/HD behaviors. Difficulty focusing and staying on task or displaying problems with excessive activity or motor restless are a few examples. It appears that some children with ASD my demonstrate behavioral outbursts as a result outbursts of over-stimulation and sensitivities to noise, touch, smell, or sound. This oversensitivity is regarded as a prevalent element of the condition of ASD Children with ASD often engage in obsessive thinking patterns, leading to hyper-focused behaviors. They are very goal-oriented with little or no perception of the impact of their behavior on others and therefore will behave best with structured and predictable routines.