In this age group, infants were thought by Jean Piaget to develop skills and experience through sensations and movements; that is why he called it the sensorimotor stage. Sensorimotor Stage (Birth-2 yrs) The main achievement during this stage is Object Permanence – knowing that an object still exists, even if it is hidden. It requires the ability … Continue reading Parenting: Raising a Child from Age 0 to 2 | Dr. Hatem Al Haj