Your friends might laugh if you clowned around with a toy chicken on your head. Little kids would probably laugh, too. And why not? You’d look ridiculous! Humor is more than great fun. It’s also a big part of how kids develop.
A LAUGHING MATTER
Most infants start to laugh sometime around four months of age. Within a month or two, tickling isn’t the only thing that amuses them.
In one study, researchers asked parents and caregivers to do silly things with babies who were five to seven months old. Sometimes the adult gave a cue that the action was meant to be funny, such as laughing or giggling afterward. In other cases, the adult just did the
