WASHINGTON -- At the age of 74, retired roller coaster designer Werner Stengel still spends his days riding the latest loop-de-loops. "Trying to explain the thrill of a roller coaster to someone who ...

How do you get 135 third, fourth and fifth graders to learn and apply Sir Isaac Newton’s laws of motion? Have them design and build paper roller coasters. The floor of the Juneau Arts and Culture ...

Build a simple roller coaster, and out of basic materials - paper, sellotape, blu tak. All you need to do is drop a marble down the start of the rollercoaster when the timer reaches 0s and make sure ...