"the width of a human hair held 200m away"
another new Reg unit of measure?
4 publicly visible posts • joined 13 Dec 2012
1) (current approach) Wad up sheets of paper and pile it around the marbles on the tray until they can't roll anymore. After that's done, balancing the tray is just an engineering problem.
2) (political approach) Have two marbles jump off the tray and join the other "foundation marble" in a tripod formation. That way the tray will balance no matter what the rest of the marbles do...