During the Etch-a-Sketch mode, use the ARROW KEYS after clicking the pencil. During the draw mode, click on the pencil and press A. To stop the pencil from drawing press SPACE. Click the Pencil to drag it to where you want it WITHOUT DRAWING.
This is an upgraded version of my Sketch Pad in Living a Life. Check out my other projects, and my Studio Random Projects, that is Managed by me and 20ans05.