Mojang 2012, Mojang was co-developing a video game codenamed "Rex Kwon Do" alongside an undisclosed developer. Before the title had reached a significant stage of development, Mojang cancelled the collaboration, due to their lack of involvement and influence on the project. In March 2012, Persson revealed that he would be designing a space sandbox game. Although Mojang teased with an April Fools' Day website based around "Mars Effect" (citing the Bethesda lawsuit), it was confirmed that the game was indeed in development, albeit with a different name. On 4 April, Mojang revealed the game's title to be "0x10", set in the
Minecraft 4K game programming contest "in way less than 4 kilobytes". The map itself is finite—composed of 64×64×64 blocks—and the same world is generated every time. Players are restricted to placing or destroying blocks, which consist of grass, dirt, stone, wood, leaves, and brick. "Minecraft: Education Edition" is a version of "Minecraft" created specifically for educational institutions and was launched 1 November 2016. It includes a Chemistry Resource Pack, free lesson plans on the Minecraft Education website, and two free companion applications: Code Connection and Classroom Mode. "Minecraft" for Windows 10 is currently exclusive to Microsoft's Windows 10 operating system. The