These kids are not stupid (or are they?). They have been well versed in the games that pedophiles play.
The tactics of on-line predators have made for TV movies, articles in teen-directed magazines, and on-line education.
So what gives?

Imagine you are lonely and spending times in chat rooms. You meet someone on line that seems to genuinely care about you. Keep in mind we are talking about sex predators that knows how to push all the buttons.

Kids are kids and often lacking appropriate experience. Like most things they think, well that couldn't happen to me.