The entertainment is not innocent. Games have an intention. It depends on the game. Many of these entertainments that are already installed on the computers, tables and pnones develop certain skills and reflexes in children and adults.
In some games around 70 and 110 enemies must be killed to triumph. Many times there are fantastic or science fiction creatures, but sometimes human enemies are easily identified by their physical traits or clothes. There are Arabs, Chinese, Russians or Cubans. But do not stop: shoot!, you have to win!.
Some games banned in several countries in which killing pregnant women counts double points. It was a game inspired by the murderous doctrine of George Bush to end those "dark corners of the world" that annoy the United States. There are also games to build an empire, a company, a planet. The player may be a king, a governor, or to believe he is God and dominate others which can be a very real game.
There are games to find objects, build, run, fly, trade, hate, kill ... They can play football, baseball, tennis, karate, wrestling, Roman gladiators, "jacks" rippers, abusive cops ... games that last hours or years. Games with cartoons and others with blood. There are games with houses or rooms to order but others to blow them to pieces with grenades and missiles. There are plenty of games. The child is quiet but attention! Perhaps, are they playing or playing with them?