Ключевые слова: 21, back, building, caucasian, cheerful, child, childhood, children, consoling, corridor, cry, day, disabled, disorder, down, downs, education, elementary, fear, females, first, girl, handicapped, happy, home, homework, hug, indoors, integrated, kid, knowledge, learn, learning, mentally, mother, people, playground, primary, pupil, school, schoolchild, schoolgirl, september, student, studying, syndrome, trisomie, trisomy, uniform,