The problem with ordinary alarm clocks is that it is too easy to turn off. This results in the “wakee” going back to sleep as soon as the “off” button is pressed. There have been some solutions, such as the Alarm Clock Carpet and Clocky which forces you to get out of bed to shut it off. These alarm clocks ensure that you are awake. Well, here’s another one to add to the list.

This alarm clock makes you do math to turn it off. The video explains it all, but seriously, I don’t think I can do multiplication that “difficult” as soon as I wake up.

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Via: MAKE