Nine- to 12-year-old girls, also known as tweens, unsurprisingly vacillate between childlike interests and adult-esque sophistication. (As the parent of a 9-year-old, I see this up close.) ...

The words clip-on earrings might bring to mind your mother’s door knockers or chandeliers. But over the past few years, we’ve seen the return of Dynasty-era styles (say, those from Heaven ...