We invite you to play an online puzzle game and test your strategic skills and logical thinking. In the online game 4 in a Row – Brain Challenge you have to throw colored balls into a grid. Your opponent will do the same. You need to be the first to connect four balls in a row vertically, horizontally or diagonally to beat the computer or your friends. Test your brain while enjoying exciting and fast-paced rounds. Show off your superiority in logic and tactics in the game 4 in a Row – Brain Challenge!