Marble Track January 5, 2012 5th grade made many tracks and rearranged them together.
An elevator was added.
Adjusting position and timing is touchy.
This is like getting the New Year's ball at SENSORSCITY
to drop.
You can program it at Marshall University.
See
Instructions You also can see the rover move above the City
on the camera at http://legocamera.marshall.edu as you Teleoperate it on http://lego.Marshall.edu.