To find out why, we're going to investigate the simple game of Peek-a-boo ... How does your baby react? They might get confused, or they might pull at whatever is covering your face.

A simple game of peek a boo can be an important part of your ... as a way of taking the time to interact with your baby one on one, face to face. It lets you see how things like their vision ...

Roslyn Witter said seeing her son pop into view gave her a “serotonin boost.” A mom's adorable video of her baby's cute giggle while playing a game of "flying peekaboo" has quickly gone viral ...