This is a very effective app that can wake users up from their sleep. At the set time, the user must answer the corresponding questions before turning off the ringtone, which will quickly wake the user up from their daze. Instructions: First, the user needs to create an alarm clock and set the appropriate time and corresponding questions and difficulty. When the corresponding time comes, the App will try to wake up the user. The user only needs to click solve and answer the question correctly to eliminate the alarm ringtone.
