This is a SandBox Version of Dots & Boxes. Includes Adjustable Grid Size and the ability to draw colored lines between any dots.

Note for Instructions Below: only first 2 buttons apply if you're playing the game.

Button	Control
Middle Mouse Button	Drag the Camera Scroll in/out
Left Click	Select Dot Connect 2 Dots with a line
Right Click	Delete a line
Size Button (top left)	Adjust size of the grid (width x height)
Color Button (top right)	Adjust color of the lines (RGBA)
Misc Button (bottom right)	Switch Between lines and markers Toggle Continuous Mode
Clear Button (bottom left)	Clear all lines or markers
Save Button	Saves the current grid (with lines) as a .grid file (only works if you download the app)