Posted by dori debock on February 21, 2003 at 07:01:47:In Reply to: Re: How to Build a Rollercoaster Model (Physical Model) References posted by DOMINIQUE on November 29, 2002 at 11:49:32:
For a report I need to know how a rollercoaster works and what materials you need for wooden rollercoasters, and steel rollercoasters. Also I need the history of rollercoasters.