'Boxes' is very good addictive strategy based game.
The opponent(Computer) here is so strong, you would definitely spend hours to beat it!!
So get ready to face brain challenge!!!!!
In the game of Boxes, the players(you and computer) start with a series of boxes: some red and some blue. On each move a player selects two boxes of any color. These two will be replaced by a single one according to the following rule:
Same color boxes are replaced with a blue box. Different color boxes are replaced by a red box.
At the end of the game, when only one box remains, you are a winner if the remaining box is blue.