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
Puzzle & Dragons for North America and Europe. "Puzzle & Dragons W" is already not supported on the iPhone 3GS and third generation iPod Touch as well as versions of Android lower than Android Honeycomb (3.0). "Puzzle & Dragons"s soundtrack is composed by Kenji Ito and Yukio Nakajima. A soundtrack containing Ito's contributions was released on April 3, 2013, via the iTunes Store. Ito was also the composer for "Puzzle & Dragons Z" and "Puzzle & Dragons: Battle Tournament"; Kohei Tanaka also participated in the composition of the "Battle Tournament" soundtrack. "Puzzle & Dragons" won a CEDEC Game Design award in 2012. The