Children with mental retardation

Children's mental retardation performance, mainly in neuropsychological development delay, language development disorders, and some motor movement development disorders. In addition, for some digital language, there are some pictures completely obviously lower than normal children. After some intelligence screening test, IQ is often lower than 70 or lower. Children's mental retardation is often manifested as no communication with people's eyes, and facial expression is relatively dull. Language is basically difficult or impossible. There are also some movements and movements that should be displayed at the corresponding age that cannot be displayed, and some digital pictures cannot be understood. Especially for some languages with close pronunciation, there is no way to understand them. Therefore, mental retardation is often manifested in these aspects.