Piaget's Theory of Cognitive Development Piaget's four stages of intellectual (or cognitive) development are: Sensorimotor. Birth through 2 years old Preoperational. Toddlerhood through early ...

Each stage has different milestones and skills. This article explains Piaget’s four stages of cognitive development, key concepts, and how people can use them to help children learn and develop.

In it, he delineates four stages in which intelligence grows, from birth through adolescence, also known as Piaget’s Four Stages of Cognitive Development: The Sensorimotor Stage: Birth to 2 years ...

Piaget found four major developmental stages (with many subdivisions). For the first year and a half or two years of life, infants are only aware of sensorimotor experience, and do not connect it ...

Cyril P. Svoboda, Sources and Characteristics of Piaget's Stage Concept of Development: A Historical Perspective, The Journal of Education, Vol. 155, No. 4 (April/1973), pp. 28-39 ...

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 ...