资讯

BBC4 年
When do babies start laughing and what do they laugh at?
Dr Caspar Addyman from Goldsmiths, University of London is an expert on why babies laugh and author of The Laughing Baby. At Goldsmiths' InfantLab, he leads an exciting branch of child development ...
来自MSN1 个月
When Do Babies Start Laughing? And The Science Behind It
But when do babies start laughing, and what can you do to encourage those adorable giggles? Let’s explore the typical development milestone timeline, learn why researchers say babies laugh ...
What to Expect on MSN6 个月
When Do Babies Start Laughing?
But if your baby is showing no signs of laughing by 6 months, bring it up with your pediatrician. Some babies are serious right from the start — and are no less charming for it. Just as some ...