Build your own coaster - takes a long while to load!

http://www.funderstanding.com/k12/coaster/

Try to build a coaster

http://dsc.discovery.com/games/coasters/interactive.html

Learn about coasters and build one

http://www.learner.org/interactives/parkphysics/coaster.html

How do rollercoasters work?

http://www.howstuffworks.com/roller-coaster.htm

More info about coasters

http://www.coasterquest.com/

Learn how physics controls coasters

http://regentsprep.org/Regents/physics/phys-topic.cfm?Course=PHYS&TopicCode=02c