Which of the following periods is the most cognitively advanced?

Ainsworth developed which of the following to study attachment?

Myelination of the brain stops at infancy. 

Marco left his favorite teddy bear at home this morning. He comments to a daycare worker that he hopes his teddy does not get lonely for him at home. The knowledge that his teddy still exists demonstrates which of Piaget’s concepts?

Please match the following types of Piaget’s play with the best possible answer: 

A 4-6 year old needs more calories than a 7-10 year old. 

In the United States, China, and England, preschool children who watch more television are more likely to be overweight than their peers who watch less television. 

The Home Observation for the Measurement of the Environment research concluded that the inventory items were better predictors of the child’s IQ than social class, mother’s IQ, or infant IQ scores. 

Within a span of 9 months, a fetus develops from a zygote that is 1/175 of an inch long to a neonate that is about how many inches long?

The stages of cognitive development seem to be less discrete than Piaget proposed.