Algodoo

Follow the instructions in the scene
The brush tool is the new writing tool, not the Polygon tool btw.
What do you see forming? something like this?
http://www.obesity2balance.com/img/nautilusshell.jpg
this spiral has obssessed me for so many years, it's made by the golden ratio and the fibonacci sequence, which is all over nature, including our bodies... it's like god's signature, lol.
i never thought it would be so simple to make one!