Cohort effects can affect the validity of cross-sectional designs by making it difficult to identify the actual developmental …show more content…
The current behavior when the child finds an object is to gnaw on the item. In the case of the pepper, it most likely goes from, “things that taste good,” to a newly developed scheme, “painful/do not eat” in response to the spicy burning sensation following biting the pepper. Because this new burning sensation is starkly different from previous items, the pepper accommodates into its schema rather than assimilated into an existing schema. For now, the pepper remains in this new scheme, and new foods/items (lemons, limes, chalk, red onions, soap) can be added or assimilated as the child explores.
Object permanence is the awareness that an object exists even when it is not in view; an understanding of object permanence develops between four and seven months. Infants can display a lack of object permanence by crying when a toy is placed out of view, only to be joyful when it returns from hiding.
Symbolic reasoning is where one object stands for another; with children, this could resemble a towel turning into a superhero’s cape. Symbolic reasoning then develops into pretend-play, where a child may imagine herself as a lion or a