Excited by the challenge of building a Backyard Roller ... The track is made from parallel PVC pipes on a lumber frame, similar to the one we saw for the Manpowered PVC rollercoaster, but it ...

The roller coaster has its origins in St ... friction wheels," which rolled along the inner edges of the track. The under-friction wheel, by contrast, kept the train bolted down beneath the ...

[Jon Mendenhall] fixed this deficiency by designing a model roller coaster that accurately simulates a full-sized ride. The track and cart are all made of 3D printed pieces, which altogether took ...

August 16 is National Rollercoaster Day. Celebrate this holiday with three of Arizona's most thrilling coasters that will leave your legs shaking.