Are you locked to an impossible level and can not advance with the game? Do you know that the other levels are within your reach but is there one that has you stagnant?

This application contains the solutions at all levels of the catchy app that is breaking heads around the world, YOU CAN NOT OPEN THE BOX.

The complete descriptions, with graphics and text to get out of that jam in which you find yourself and to be able to continue with the challenge.

But do not be addicted! The rest of the levels solve them for yourself!