Add Yahoo as a preferred source to see more of our stories on Google. Students in an eighth-grade engineering class at Pleasantville Middle School constructed roller coasters using marbles, paper, ...

How do roller coasters work? In this in-depth video, we explore the history, physics, and engineering behind roller coasters — from the earliest Russian Mountains and wooden switchback railways to ...

Students in an eighth-grade engineering class at Pleasantville Middle School constructed roller coasters using marbles, paper, popsicle sticks, tape and their critical-thinking skills. The young ...