You can use your smartphone as a speed quiz buzzer.

With Galaxy Tab 10.1, you can use it more widely.

You can have 2 to 8 people
At the same time, if the moderator has a problem,
Is pressed.

Only the first person to press the button will work and the rest will not work.

You can compete by compiling simple quizzes in class
We can compete by letting Joe's representative come forward.

With the ex button, you can select the fastest person by pressing the button as soon as the color changes on the screen instead of the scissors.

Press the menu button to return to the personnel selection screen.