With more than 100 million players around the world, Minecraft is one of the most popular video games of all time. Its unique design encourages players to use their creativity and problem solving skills to build entire worlds from scratch. In this book, readers will discover how creative players have built a massively-multiplayer online version of Minecraft where huge groups of players can explore and create together. Includes table of contents, glossary, and index—as well as sources for further reading.