When you are advised to connect your head, you understand this as a signal to start thinking about a problem or task. The hero of the Plug Head 3D game must connect in the literal sense of the word. Because he has two metal rods on his head like a plug that plugs into an outlet. To complete the level, you need to stick into colored blocks with numbers. The higher the value, the more power the battery will take from you. Therefore, choose the minimum values and try to completely bypass red objects. To cross the bridge. You need to stick your head into the white sliding socket in Plug Head 3D.