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It figures that it would be a former NASA engineer who had a hand in building the world’s largest Super Soaker water gun. It is so giant that this Super Soaker managed to break a Guinness World Record for being the largest on Earth.
Are you the type of person that loves playing crazy pranks? Then this Arduino-based remote-controlled water-pistol car should be right up your alley. And guess what? You can use your Android phone to control this sucker!