![Amazon.com: Thames & Kosmos Roller Coaster Engineering STEM Kit | Design, Build, Experiment w/ Working Roller Coaster Models | Explore Physics, Forces, Motion, Energy, Velocity & More | Solve Building Challenges : Amazon.com: Thames & Kosmos Roller Coaster Engineering STEM Kit | Design, Build, Experiment w/ Working Roller Coaster Models | Explore Physics, Forces, Motion, Energy, Velocity & More | Solve Building Challenges :](https://m.media-amazon.com/images/I/61tyls9tqkS._AC_.jpg)
Amazon.com: Thames & Kosmos Roller Coaster Engineering STEM Kit | Design, Build, Experiment w/ Working Roller Coaster Models | Explore Physics, Forces, Motion, Energy, Velocity & More | Solve Building Challenges :
![Roller coaster riders were trapped upside down for hours after mechanical failure | Georgia Public Broadcasting Roller coaster riders were trapped upside down for hours after mechanical failure | Georgia Public Broadcasting](https://www.gpb.org/sites/default/files/styles/flexheight/public/npr_story_images/2023/07/05/screen-shot-2023-07-05-at-10.10.06-am-b89dba9d107aede35a45643721f921aa4afcc2fe.png?itok=WwcsBHQO)
Roller coaster riders were trapped upside down for hours after mechanical failure | Georgia Public Broadcasting
![Watch: Roller-coaster stopped after visitor notices massive crack on support beam | Trending News - The Indian Express Watch: Roller-coaster stopped after visitor notices massive crack on support beam | Trending News - The Indian Express](https://images.indianexpress.com/2023/07/Roller-coaster-crack.jpeg?w=414)
Watch: Roller-coaster stopped after visitor notices massive crack on support beam | Trending News - The Indian Express
![Wooden Roller Coaster Support Beams Against Blue Sky Stock Photo, Picture and Royalty Free Image. Image 4278549. Wooden Roller Coaster Support Beams Against Blue Sky Stock Photo, Picture and Royalty Free Image. Image 4278549.](https://previews.123rf.com/images/njnightsky/njnightsky0902/njnightsky090200028/4278549-wooden-roller-coaster-support-beams-against-blue-sky.jpg)
Wooden Roller Coaster Support Beams Against Blue Sky Stock Photo, Picture and Royalty Free Image. Image 4278549.
![Can anyone tell me what this triangular/rectangular track design is called? It's used by Intamin (like the coaster in the pic) and Mack, just off the top of my head. I'm having Can anyone tell me what this triangular/rectangular track design is called? It's used by Intamin (like the coaster in the pic) and Mack, just off the top of my head. I'm having](https://i.redd.it/964xj977a1m31.jpg)