How to Build a Backyard Roller Coaster
diy | roller coasters | thrill rides
We’ve seen some pretty awesome backyard rollercoaster builds over the years. Now learn about the physics and complexities of building one, courtesy of NightHawkInLight and engineer Paul Gregg, who shows how to create a gravity-powered thrill ride for less than $500. We also recommend checking out Gregg’s books on the subject.
