You imagine because you've watched too much TV. But by your own admission, IEDs don't look like the bombs on TV with ticking clocks counting down the seconds until our hero can cut the green wire (or is it the yellow one...?) So if you're looking at something that looks like your idea of a bomb, I'm betting there's a good chance it isn't. Then there's all the other clues like, you know, all the ones I listed above.
I guess most of us don't see the connection between young people in Palestine being indoctrinated and this story of a kid from Texas. Why don't you spell it out?
No, we want to vilify stupid people like the cops and teachers involved in this and the people who support their actions.