Pak-Lite: 9-Volt Battery Flashlight
Here you gotta say, "Duh—why didn't I think of that?!" And, the kid was 15 when he did. Now 20, Benjamin Henry has a business with these things. Written up in the NYTimes today, the company's phone must be ringing off the hook. Why? Well, there's only 24 shopping days left 'till Fathers Day, and this thing has ribbon written all over it.