Why do babies love peekaboo so much? It may be because when you hide your face, they think it has ceased to exist. That’s according to Swiss psychologist Jean Piaget’s theories about “object ...

Object permanence, as many will remember from college psychology class, refers to the understanding that things and people continue to exist even when you can’t see or hear them. First documented by ...

Peekaboo, a simple game, significantly impacts infants' early language development and brainpower by teaching object permanence. This game aids cognitive growth, helping babies understand that objects ...

Fifteen years ago, textbooks on human development stated that babies of six months of age or younger had no sense of "object permanence" -- the psychological term that describes an infant's belief ...