accelerometers! One clever Make-er / modder hacked his alarm clock so that you can punch, slap, or flick the entire clock to get the alarm to stop blaring its ear-destroying wake-up call... at least for about nine minutes. Feel like burning through a weekend and putting together a clock which will make you the envy of all your friends? Motor over to the how-to and get the info. Want to see the clock in action? Check the video after the break.