anchor.diff:  a traffic light) to 'replay' the steps taken by a different group.
   You can swap animal badges to choose who replays who.
   </div>
  - 
  +
  +<div class="panel">
  +Play the 
  +<a href="http://jonjagger.blogspot.com/2009/06/average-time-to-green-game.html" target="_blank">average-time-to-green-game</a>. 
  +</div>
  +
  +<div class="panel">
  +The http://www.cyber-dojo.com server has an unreliable link to the internet.
  +If you need a reliable server install
  +<a href="http://www.virtualbox.org/" target="_blank">VirtualBox</a>      
  +and run the
  +<a href="http://www.turnkeylinux.org/" target="_blank">TurnKey Linux</a>
  +CyberDojo server
  +<a href="http://dl.dropbox.com/u/22404698/TurnKey-CyberDojo-20110610.ova/" target="_blank">image download</a>
  +in it.
  +</div>
  +
  +
  +
   </td>
   </tr>
   </table>
  
positive.code: 
  <div class="panel">
  At the end of an iteration ask each group to use the diff-view (click on
  a traffic light) to 'replay' the steps they took.
  </div>
  
  <div class="panel">
  
negative.code: per computer.
  
  <div class="panel">
  Print out <a href="/images/avatars/AllAvatars.pdf" target="_blank">animal badges</a>
  and give each computer the badge corresponding
  to their animal. If something goes wrong a computer can easily resume coding
  where they left off as long as they know which animal they are. 
  </div>
  
  