Girl Invents Alarm Clock That Will Definitely Wake You Up
This is the last alarm clock you’ll ever use.
Young inventor Simone Giertz has invented the alarm clock of all alarm clocks. By picking apart a clock, wiring it to an Arduino UNO, and then running a 165 rpm brushless DC motor through a relay, Simone was able to make an alarm clock that is—HANDS DOWN-- guaranteed to make you wake up!
If you don't want to watch how the alarm was built, skip ahead to 3:23 to see how it works: