1. Typical behavioral manifestations of autistic children 1. Social impairment 2. Language development delay 3. Stereotyped repetitive behavior 4. Obsessive arrangement of objects Autism is a neurodevelopmental disorder that mainly manifests as social impairment, delayed language development, and rigidity Characteristics such as repetitive behaviors and forced arrangement of objects. These characteristics affect the life and learning of children with autism to varying degrees and require the attention and support of parents and teachers. Social impairment is one of the most obvious manifestations of autism in children. They often do not take the initiative to communicate with others, do not make eye contact with others, and do not respond to other people’s words or