the physical world around them so how does that happen so it's a different type of learning that either refers mental supervised ready and it's not just babies it's you know almost animals learn learn this kind of stuff this is a baby or wrong.we Tong is being shown a magic trick whether it's a an object in the cup and the object is removed but he doesn't see that and now the cup is empty and he's running on the floor laughing so obviously you know his model of the world includes object permanence and objects are not supposed to