I remember those paper shurikens. One of the guys in my shop class knew how to make them, so a bunch of us guys went and cut some out of scrap sheet metal. Then we threw them at a corkboard, to see whose shuriken flew the best.
@flannan Pretty sure it's just the lever principle and soft spoons. I'm pretty sure it wouldn't work with a lot of newer spoons since they're designed to, you know, not bend.
@SunSun I mean, your question wasn't very well-written either, nor was your research clearly presented. I was just trying to be helpful by offering insight into the problem.
Now that some proper definition has been given, and prior research demonstrated, the question makes a lot more sense...
@SunSun aren't you your cousin's cousin? As well, your cousins are also your cousins' cousins. I think what you're thinking of is the term second-cousin, as well as "n-ce removed" family members. I don't really know the definition of either term, but looking into those terms might help you find...