Title: Piaget and his school
Subjects: Cognitieve ontwikkeling, Entwicklungspsychologie, Cognition chez l'enfant, Cognition, Wirkung, Infant, Universite de Geneve. Institut des sciences de l'education, Child Development, Universite de Geneve, Child, Institut J.-J. Rousseau (Geneva, Switzerland), Cognition in children, Aufsatzsammlung, Institut J. J. Rousseau (Geneva, Switzerland)
People: Jean Piaget (1896-1980)