A 13-year-old teen boy and his family recently completed a 20-foot-tall replica of Six Flags Great Adventure’s iconic Kingda Ka rollercoaster. Brett Kohlberg, of West Caldwell, spent three months ...
The original 2,400-piece K’nex roller coaster is one of the holy grails of ‘90s toys. And for some, it inspired a lifetime obsession with building scale model thrill rides. YouTube’s CoasterWriter has ...