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 ...

Containing between 132-136 grams of gold, this was a model that put the “luxury” in “luxury sports watch.” Indeed, while quartz technology was putting entire watchmaking concerns out of business, it ...