At what age did Piaget suggest object permanence develops in infants?

During what stage of development did Piaget suggest object permanence developed?

What type of research did Baillargeon use to investigate object permanence in infants?

What type of research did Baillargeon use to investigate object permanence in infants?

How old were the infants investigated in Baillargeon’s 1985 study?

How old were the infants investigated in Baillargeon’s 1987 study?

What did Baillargeon suspect was the actual cause of a lack of object permanence?

Which of these words best describes the views of Baillargeon?

What name is given to the process where infants learn to respond to new situations?

In what year did Rivera et al. carry out further VOE work?

In Baillargeon et al.’s experiments, how did infants convey their knowledge of object permanence?

What object was used in both the 1985 and 1987 research pieces by Baillargeon?

What name is often used to refer to Baillargeon et al.’s 1985 study?