37 WEEKS OLD

• Around now, most babies grow calmer as they settle into their new skills. Your infant likely handles toys differently and concentrates better, and she might be more inquisitive.

• He's starting to categorize things: If he sees several dog pictures, for instance, he knows they're all dogs, even if they are different colors.

• They now love to explore, which means a lot of torn books and magazines as well as upside-down objects.

Is that a fact?
80 percent of a baby's growth hormone is secreted during sleep.

昨天开始能够很快地爬了，嘴里也开始噼哩叭啦得出怪声音。