But as the time passes player can unlock the rooms by passing through various hurdles and thus it allows the player to see and uncover those items. The hidden items disappears from room and they can’t see those items. Those goals includes finding different hidden treasures and different areas. He has a goal to uncover various adventures. The Sims 3 World Adventures is developed by the EA Play/The Sims Studio. Sims is the main character of this game. It is the first strategic life simulation PC game with amazing animations. The Sims 3 World Adventures Free Download Setup for Windows.