There's still a child in every one of us who is dying to get up to mischief once in awhile. Remember the days when technology was limited and you resorted to using household items to create gadgets and weapons to fight "evil"?
Well here's a video on how to make a mini crossbow weapon from household items, which you should totally indulge in. Set up a target - preferably an inanimate object - and unleash the kid in you!