It seems that K’Nex absolutely loves carnival rides. This is another ride-themed set with a small motor. It offers to build roller coasters with a moving car. Since this set belongs to the Education series, it offers small experiments that explain physics to children with the models they build.
![K'NEX Education ‒ STEM Explorations: Roller Coaster K'NEX Education ‒ STEM Explorations: Roller Coaster](https://buildkitpedia.com/wp-content/uploads/2023/09/rollercoaster-1-1024x1024.jpg)