Radius Walk:

1. Set both radii at maximum for the window, Divisions at 50.  
2. Draw Filled.  
3. Click pageDown in Radius 2 twice (reduce by 10).  
4. Draw Filled.  
5. Click pageDown in Radius 1 four times (reduce by 20).  
6. Draw Filled.  
7. Click pageDown in Radius 2 four times (reduce by 20).  
8. Repeat steps 5, 6 and 7.
9. Repeat step 8 until down to center.
9a. Click in the Stat’s Box and redraw lines a few times.
9b. Click in the grow box.

This method was used to create the splash screen for PolyPumper 1.4, then screen captured, then edited in Color It! 2.3.