Play by yourself in a web browser like Chrome or Safari. The game simulates the other players. Runs best on a desktop computer or laptop. Also tries to adapt to an iPad or tablet. Players can make mistakes and can leave and join. You can cheat and get the game to correctly mark your board. There is no limit to the number of players (try 300,000). You can adjust the speed of the game and most sizes. The game can play for you. You can hear the caller reading out the numbers and the players...