X-Plus

Quiz game based on Tic-Tac-Toe. Who does not know the famous 3 by 3 field game where you have to try to place three crosses or circles in a row. This goal can also be reached with X-Plus, but you have to answer questions to be able to occupy a field. There are questions from 6 areas: General, science, sports, geography, literature and history. In the present version 600 questions (100 questions from each field of knowledge) are available in the game. An extended version with a total of 2000 questions can be obtained from the author.