Void Cube - a hollow 3x3x3 cube without centrepieces, which uses a rail mechanism to move cubies
Ice Cube | Rubik's Cube | White Cube | World Cube Association | cube | The Dreaming Void | Void Terra Firma | Nissan Cube | Hilbert cube | Gleaming the Cube | Void Cube | United Cube Concert | unit cube | Tychonoff cube | The Temporal Void | The Magnificent Void | The Carnelian Cube | The bureaucrat's offices are laid out in reference to a Rubik's Cube | Prince Rupert's cube | Necker cube | Master of the Void | Ice Cube Curling Center | ice cube | Hands Across the Void | Goes Cube | Extracts from Music for White Cube | Enter the Void | Doubling the cube | Cube::Hard | Cube 2: Sauerbraten |