About Gravoban GameGravoban is a 14-stage Sokoban variation game. Place the orange boxes over the black square indicators. Orange boxes can be pushed one at a time like in an ordinary Sokoban game. T-squares fall with gravity down toward the top of the T when whatever they are standing on is moved. Place a T-square on the 4 black dot indicators. Cover all fo the black boxes and 4-dot squares to complete each stage. This is a JavaScript web application which uses cross-platform mobile-friendly HTML. All modern web browsers like Microsoft Edge, Apple Safari, Google Chrome, Mozilla Firefox and Opera should support it. This game works on just about any type of computing device including Microsoft Windows desktop computers, Apple OSX Mac computers, iOS powered tablets and phones like the iPad and iPhone, laptops like the Google Chromebook, and the many types of mobile phones from manufacturers like Samsung which are powered by Google Android.