> Difficulty with social interactions

> Problems with verbal and nonverbal communications

> May have overriding obsessions with objects, interests or routines

> Autism is a lifelong developmental disability

> May have trouble understanding gestures, facial expressions, and tone of voice

> May have difficulty in imaginative play or abstract ideas

> Can be under or over sensitive to their own senses

> The level in which autism affects individuals greatly across a spectrum

source: http://www.care-trade.org/answers-for-autism/autism-facts/what-is-autistic-spectrum-condition/