Aim of the Game: The aim of the game is to complete as many boxes as you can until all the dots are used up.
How to Play: To play you click in the spaces between the dots to complete horizontal or vertical lines. If you draw the last line of a box, you get points corresponding to the value of the box and you also get another turn. At the end of the game whoever has more points wins.
Difficulty: There is a slider control at the top left which changes the intelligence of your computer opponent.
Size of Game: There is a slider control at the top right which changes the number of dots, and hence the length of the game. This slider is only visible before the game begins.