The online game Minecraft can be cause for [concerning / concern] for parents, who see their children spend [ending / endless] hours immersed in a cyber-world. However, for a 23-year-old English man, the game has made him millions of [fans / enthusiasts] and a good [dealing / deal] of money too. Joseph Garrett makes a full-time [living / life] by making YouTube videos about his [exploits / exploitation] in Minecraft. He gets up to 30 million hits a week, which is more than the [officially / official] Justin Bieber and One Direction channels. His uploads might also make him a small [fortune / fortunate] , without having to leave his bedroom. He has become a celebrity in the Minecraft gaming [commune / community] . He told the BBC: "I'm really happy, I'm not going to [lie / liar] , I think I've got the best job in the world." Minecraft has over 100 million registered [usages / users] around the world. Education professionals are saying it could be a very [useless / useful] tool in the classroom. The website gamepedia.com says: "Minecraft can have huge educational [beneficial / benefits] for children; it can help teach [numerals / numerous] subjects both with and without adult [involvement / involving] ." It added that: "Learning in Minecraft can be [fastest / faster] than traditional methods of education, as children are often far more [motivated / motivating] , get more practice, and feel that what they are [learnt / learning] is useful." The site says children naturally pick [up / on] skills in reading, writing, maths, geometry, music and science while playing the game. They can also learn [social / socially] skills and computer coding.