Magic number

Magic number is a small game, as a joke to make with friends.
Think about a number displayed on screen between 1 and 16. Then click on Ok.
If this number appears on the following pages click on the apple if on the apple core.
At the end if you have followed the steps, your phone discover your number!
Choose a color for the number by clicking on the pencil to the right and ask someone to pick a number ...

Good fun !