Rubik's family cubes of all sizes Rubik's family cubes of all sizes The original Rubik's cube was a mechanical 3×3×3 cube puzzle invented in 1974 by the Hungarian sculptor and professor of architecture Ernő Rubik. Extensions of the Rubik's cube have been around for a long time and come in both hardware and software forms. The major extension have been the availability of cubes of larger size and the availability of the more complex cubes with marked centres. The properties of Rubik’s family cubes of any size together with some special attention to software cubes is the main focus of this article. Many properties are mathematical
Amityville 3-D Amityville 3-D Amityville 3-D (also known as Amityville III: The Demon) is a 1983 American-Mexican supernatural horror film and the third film based on the Amityville horror. It was one of a spate of 3-D films released in the early 1980s. The film was directed by Richard Fleischer and the script was written by David Ambrose (under the pseudonym William Wales). It was the only Orion Pictures film filmed in 3-D. Due to a lawsuit between the Lutz family and Dino De Laurentiis over the storyline which did not involve the Lutz family, "Amityville 3-D" was not called a sequel.