Jean Piaget

The moral judgement of the child

The Origins of intelligence in children

The child's conception of the world.

The language and thought of the child

The child's conception of number

The psychology of intelligence.

The child's conception of physical causality

Judgment and reasoning in the child.

Insights and illusions of philosophy.

Play, dreams and imitation in childhood

The Science of Education and the Psychology of the Child

Biology and knowledge

Le structuralisme

Structuralism

The child's conception of space

Psychology and epistemology.

La construction du réel chez l'enfant

La formation du symbole chez l'enfant

La psychologie de l'enfant

Language and Thought of the Child

The construction of reality in the child

The psychology of the child

To understand is to invent

The child's conception of time.

The child's conception of geometry

Experimental Psychology Its Scope and Method : Volume VII

Understanding causality

Logic and psychology.

The Language And Thought Of The Child

Experimental Psychology Its Scope and Method : Volume I

Sociological Studies

The child's conception of the world

Child and Reality

The Essential Piaget

Child's Conception of Geometry

Toward a Logic of Meanings

Le Langage et la Pensée chez l'enfant

The Language and Thought of the Child

Morphisms and Categories

Psychology of Intelligence