How to Pull the Hacked Calculator Prank
YouTube exclusive! Hack a calculator to make crazy sounds or say wacky things just for fun. All you need is a cheap calculator and a message recorder. Kipkay mods the microphone and speakers on the recorder. There's a bit soldering involved. You splice the two electronics to rewire the calculator and drive your friends nuts. Use this as inspiration for one of your April Fools Day pranks!