What Are the Piaget Stages of Development? Piaget's stages of development are part of a theory about the phases of normal intellectual development from infancy through adulthood, including thought, ...

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 sensorimotor stage is the first of the four stages of Piaget’s theory of cognitive development. It is marked by a child’s knowledge that the outside world exists separately from themselves. Once ...

PHILADELPHIA -- Penn Medicine researchers have developed a better way to assess and diagnose psychosis in young children. By "growth charting" cognitive development alongside the presentation of ...

In early childhood, growth charts are used to monitor the height, weight and head circumference, serving as a screening tool to identify physical development. During this window of time, between early ...