Piaget's theory of cognitive development is a comprehensive theory about the nature and development of human intelligence. It was originated by the Swiss developmental psychologist Jean Piaget ...

Jean Piaget (1896-1980) always considered himself a natural scientist, not a psychologist. As a boy he quickly gave up play and pretend to take refuge in "work" -- exploring internal combustion ...

The preoperational stage occurs roughly between the ages 2 and 7. While there are many important events that take place ...

Jean Piaget’s theory of cognitive development has been a central framework for understanding how children grow and learn. His model describes development through four sequential stages: sensorimotor, ...

Your baby’s big enough to say “More!” when they want more cereal. They’re even able to follow simple instructions and throw their used napkin in the garbage. Yup, they’ve moved onto a new stage of ...