Stages of Cognitive Development

Question 1

Order of the stages

Answer 1

SPreCoF

Sensorimotor Stage (Ages 0-2)
Pre-operational Stage (Ages 2-7)
Concrete Operational Stage (Ages 7-11)
Formal Operational Stage (Ages 12 and up)

Question 2

Proponent of Stages of Cognitive Development

Answer 2

Jean Piaget