Piaget (1952) proposed that children progress through four stages of cognitive development as they grow from infancy into adolescence. what are these four stages, in chronological order?

Respuesta :

1. sensorimotor: from 0-2 yrs old.
2. preoperational: from 2-7 yrs old.
3. concrete operational: 7-11 yrs old.
4. formal operational: 12 yrs old & up