Posted by Michael (199.60.107.1) on September 24, 2003 at 13:21:31:
In Reply to: Update on my version of Cowlishaw wheel posted by Jonathan on September 24, 2003 at 03:37:33:
>In case any of you have read my previous posts and care to know more:
I have made a small model of legos, cardboard, and synthetic clay and it does not work.
Do you know how much friction is there using such materials?