They are out there! And this guy is one of them!
You know that nerdy kid in elementary school who was the last one to be picked for dodge-ball and had the answer to questions even the teacher couldn't answer?
That's probably the kid who grew up to invent a metal puzzle that turns into a fully functioning gun. No joke. And you thought you were clever with duct tape and a pocket knife!
To see the website with the full story (and where I got the pictures) click here.
Let's just hope you were nice to that kid when you were younger. Not only is he probably incredibly rich now, he's turned playing with building blocks into assembling deadly weapons.