You might have heard about object permanence as a developmental milestone for babies. But what is it, exactly? Object ...

Peekaboo is a really interesting way of teaching your baby about a concept called 'object permanence'. This is the understanding that when an object or a person disappears from sight, that they're ...

Your baby's sense of object permanence is much better and she knows things continue to exist outside of her perception of them. Additionally, your baby is learning about what causes things to happen.

Here's whether such a thing exists and how to tell if your baby is going through it, plus what to do to get your little one back on track.