2. BIOGRAPHY
• August 9, 1896, in Neuchatel
• Neuchatel Science University
• He studied problems about developmental
intelligence.
• A psychology, sociology and philosophy
lecturer at Neuchatel University.
• Children think differently than adults.
• September 16, 1980, Geneva.
3. Theory of development
• Sensorimotor stage
• Preoperation stage Piaget’s
• Concrete operational stage Genetic
• Formal operations Epistemology