Title: The mentally retarded
Subjects: Children with mental disabilities, Education, Education of mentally retarded, Educational psychology, Children with mental disabilities, education, Education of Intellectually Disabled, Enfants ayant une déficience intellectuelle, Éducation, Erziehung, Geistige Behinderung, Lernpsychologie, Videokassette, Geestelijk gehandicapte kinderen, Speciaal onderwijs, Onderwijspsychologie