Es un juego extremadamente difícil que le da fuertemente a la física de objetos, está muy bien desarrollado y pensado. El único problema es que se debe saber ingles para poder jugarlo. Si les gusta los retos deben probarlo ya que está muy bueno.

It is an extremely difficult game that have a strong relation to the physics in objects, is very well developed and thought out. The only problem is that you must know English to play. If you like the challenges you should try it since it is very good.