On Apr 27, 10:54 pm, geoff wrote:

Just adapt one of these

http://www.youtube.com/watch?feature=player_embedded&v=rWd3vgLaA_M

Wow.... That is quite possible the most impressive thing I've ever
seen (made out of Lego at least...!)

Can I get away with claiming that manipulating non-symmetrical and
irregularly-shaped nuts is more difficult that smooth plastic
balls...? No, thought not...

Mathew