Use your mouse to draw a picture on the screen. When you're done, press space to see your drawing get "dusted". Move your mouse to the top of the screen and change the "Dust Speed" variable to change how fast it gets dusted. Press r to "undust" your drawing. Press n to make a new drawing. If you want to save your drawing, all you have to do is remix it, change the remix? variable to 1, and press the save button.