Everybody knows what a ninja star is, but what about a shuriken? A shuriken is the exact same thing as a ninja star: a weapon in the form of a star with blades or points. It's a missile in martial arts. It's a ninja's best friend. But for some of you, shurikens might be too dangerous, so that's were origami comes in. This video will show you the process of folding modular paper shurikens, and you only need two sheets of paper to do it.
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