Things continue to exist even when we can’t see them, but until we’re old enough to understand that notion, it’s out of sight, out of mind. Object permanence is one of those things we figure out when ...

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 ...

The work of Jean Piaget shaped our understanding of cognitive development in children, and it also gave us several tasks that we can use to study other animals. One classic issue studied by Piaget is ...

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 ...

"I kept seeing group shows in New York, and was wondering, 'Why is this not happening here?'" Leah Ring, co-curator of the new show "Object Permanence," recalls. Ring is the Los Angeles–based designer ...

Seven Ways Seven Days Gets You Through the Week: Trustworthy local reporting. Piping‑hot food news. Thoughtful obituaries. Must‑do events. Stuck in Vermont videos. Eye‑opening personals. All the fun ...

Developmentalists have overlooked the fundamental problem of the real impermanence of things. The question of the development of the rational understanding of impermanence is as yet unposed, despite ...