Roller Coaster Physics - key concepts and vocabulary: http://search.eb.com/coasters/ride.html
Amusement Park Physics, Virtual Roller Coaster
http://www.learner.org/exhibits/parkphysics/
Ride Physiology:
http://www.vast.org/vip/book/PHYSIOLO/HOME.HTM
Testing a Virtual Roller Coaster
http://www.funerstanding.com/k12/coaster/
Discovery Channel, Build Your Own Roller Coaster
http://dsc.discovery.com/convergence/coasters/interactive/interactive.html
List of Roller Coaster Links:
http://www.intel.com/education/projects/wildride/learning/rctable.htm
Cedar Point, Ohio - Starta-coaster
http://www.topthrilldragster.com/public/inside_park/rides/thrill/ttd/index2.cfm