The parents of Kristoffer Von Hassel, from Ocean Beach in San Diego, California, noticed after Christmas that the talented tot had broken into the account without knowing the password – allowing him to cheekily play games for adults that he wasn't supposed to touch.
The kid managed it by tapping in a wrong password at the console's login prompt, navigating to a password verification screen, and filling the password box with space characters before hitting the submit button. After that, the door was open.
Children at the local library are constantly getting the computers to do things they have been expressly configured to not be able to do. (And which we therefore have no idea how to undo.) Most dramatically, rotating the whole display 90 degrees.