2048

Move the boxes horizontally or vertically. Includes 4 horizontal and 4 vertical columns. When two boxes with the same number and there are no box in the midle, you can merge them into one box with a total of 2 original box. Begining 2 2=4, 4 4=8, 8 8=16, 16 16=32,...,512 512=1024, 1024 1024=2048. When number 2048 are created, you are the winner. Rules of the game are exceedingly simple, but you can train the brain to be active and develop your intelligence.