As you probably know, Minecraft is a versatile and creative video game from Sweden that allows players to build virtual worlds out of blocks or go on adventures in worlds created by others. An organization based in Finland called Minecraft EDU promotes using Minecraft in education. The British Museum is creating a Minecraft version of itself, and Denmark has created a Minecraft virtual version of the entire country.
Northern Ireland has announced the introduction of Minecraft for education in all the country's secondary schools and many public libraries and similar institutions, and they're inviting other educational organizations to join in all across the world, as described in this video (a little over two minutes long):
For more on Minecraft, see its Wikipedia article (link).