Everything you make with this tool is art. Unlike an Artificial Intelligence, you are using your creativity to get a result that has a human touch.
Start typing to begin, and if you get stuck, type "hint" to get some ideas.
When you're finished, just type "done"
Try typing things like "green" or "size 20" or "density 3" to alter the numbers in the info panel. Also, try tapping on the canvas.