Some babies start to develop object permanence earlier, between 4 and 7 months old, while for others it happens between 8 and ...

Clapping is one of the adorable milestones parents eagerly anticipate. But when do babies clap? While the average is around 9 months, there's no need to worry if it doesn't happen by then.

We rarely give it a second thought, but applause — clapping your hands to signify approval — is ancient, nearly universal and may actually be hardwired into human beings. As evidenced in ...

"I think it's a learned behavior. What I've seen babies do spontaneously, from excitement, is clasp their hands together. But the motion of clapping, I think that's a learned behavior." ...