In this course, it is aimed to gain skills to differentiate mentally handicapped children, to understand which type of handicapped, to identify support needs of children by making developmental identify, to make developmental counseling for families and teachers of mentally handicapped children

The definition of mental disability, mental disability in the world and history in Turkey (today one of the first times), mental deficiency-related terms and definitions (first definitions, AAIDD definitions, components of AAIDD define contemporary definitions of occupational groups, the situation in Turkey), the mentally handicapped multidimensional structure, classification of mental deficiency (traditional classification system; the first classification system, classification according to their mental abilities, educational classification, new approaches to classification, ICD-9 and ICD-10 classification systems, APA multiaxial classification, AAIDD multidimensional classification system in Turkey the classification made; educational classification, health classifications), prevalence (prevalence rates associated factors include sex, age, social variables, socio-political factors, prevalence according to the severity of mental deficiency, prevalence of mental disability in Turkey), evaluation (framework for the evaluation of mental deficiency evaluation in diagnosis, evaluation, evaluation criteria for classification; harmony between the purpose and process of assessment), mental functions and evaluation (definition of intelligence, intelligence section, intelligence tests, discussions on measuring and interpreting intelligence, verbal and non-verbal intelligence tests), adaptive behaviors and evaluation (structure of adaptive behavior, adaptive behavior scales ( Effects of AAID, effects of Edgar Doll, other effects), assessment of adaptive behavior, risk factors in mental disability (multi-factor structure of causes, biomedical risk factors (prenatal, birth order, postnatal, human genome), social, behavioral and educational risk factors, characteristics and education of individuals with intellectual disabilities (socio-behavioral and motivational characteristics, learning characteristics, speech and language characteristics, physical health characteristics, general health characteristics, educational characteristics; least restrictive educational environments, educational programs, academic success, severe characteristics of individuals with intellectual disability and their education (behavioral and emotional characteristics, communicative features, educational characteristics), skill teaching, vocational training, preparing an individualized education plan for children with mental disabilities.