Cozmo Robot can draw like a Spirograph - Code Lab

Spirograph is a geometric drawing device that produces mathematical roulette curves of the variety technically known as hypotrochoids and epitrochoids

You you can download this Code Lab file in my Google Drive at:

To print in 3D the pen holder you can download the file:
or

If you need one Cozmo pen holder you can print it at(ask for order 02813):

[Darkcarts]

Very cool! Files links are broken. Do you still have access to the STL file?