"designers comments - this model is part of a work in progress Print //K Motion Library. A collection of tactile, instantly understandable learning objects built for curious minds of all ages."

Scotch Yoke Motion Model — 3D‑Printed Learning Mechanism

A playful, educational 3D‑printed Scotch Yoke mechanism that transforms rotational motion into linear motion. Support‑free printing, no glue required, smooth movement, and a bold, family‑friendly design. Perfect for STEM learning, classrooms, and mechanical enthusiasts. 

🧠 Designed for Learning

 - Demonstrates a real engineering mechanism used in engines and automation systems. 
 - Ideal for STEM lessons, maker spaces, and hands‑on demonstrations. 

Who this is for

 - Parents and kids exploring STEM together. 
 - Teachers looking for tactile classroom demonstrations. 
 - Makers and hobbyists who love mechanical motion. 
 - Designers and engineers who appreciate elegant mechanisms. 
 - Anyone who enjoys a satisfying, rhythmic kinetic object on their desk. 
  

Why the Scotch Yoke matters

The Scotch Yoke is a classic mechanism that converts rotational motion into linear motion with beautiful simplicity. It’s used in engines, pumps, and automation systems, and this model brings that engineering principle to life in a way that’s instantly understandable and deeply satisfying to watch.