STEMFIE rubber-band-driven car

A rubber band-driven toy car made of parts of the new 3D-printable Stemfie3D construction set.


Creative Commons Attribution Noncommercial Share Alike

Commercial use is not allowed, you must attribute the creator, you may remix this work and the remixed work should be made available under this license.

Learn more or download attribution tags


A simple grey sweet mouse 😍🐭


This toy car is easy to 3D-print and quick to build. It is the first project demonstrating the new and fully 3D-printable educational construction set toy; you can download from

This project exhibits the retention and controlled release of energy to achieve motion. The inspiration for this design is borrowed from science classes in schools, using the mousetrap challenge.

Assembly video: 

More information:

Stay tuned at for future releases of new projects and construction set parts.



Issues are used to track todos, bugs or requests. To get started, you could create an issue.


6918c3c2f05abf9dc499327b9572505f?default=blank&size=40willian lin added this to the TOY collection ago
Db8de2bac751bd8a45a2e2d5b7785d2f?default=blank&size=40yee379 added this to the toys collection ago
C871d28c4c40039eaf300018f5171d04?default=blank&size=40lisalazgaar added this to the make collection ago
08f8ae1bef434ac469431c7fdf78c961?default=blank&size=40NotEZ2Beat added this to the Toys collection ago
178104ccc2c578acb896ad23229e51f9?default=blank&size=40Agustin Vargas printed this ago
Carousel thumb carrito
Printed on:
Creality Ender-3
The car had been assembled perfect it is working fine. At the end I use a rubber band around the rear weels to improve the traction of them.
Include some space in the rear wells to put a traction rubber.
Mini abi avatarAbiSolo68 added this to the Things to try collection ago
E69b2d929757f4551c59f9e1f2895d74?default=blank&size=40Eduardo Enrique López Saucedo added this to the cool collection ago
Ff2fe8ad11e7e91177ea36308d7c62b2?default=blank&size=40DLOW added this to the Robots collection ago
C13f0b69b5c31a7b50f44a5f6c36aca8?default=blank&size=40himesjd added this to the Toys collection ago
Mini stemfie    logo   vertical   standard  white Stemfie3D printed this ago
Carousel thumb 200 percent larger construction set   car
Printed on:
Flashforge Finder
This image shows how the #Stemfie3D car looks when 3D-printed at 200% scale.
Abe85505f9d40c3cc8202e7e5d27fab2?default=blank&size=40Caleb Ely added this to the Things to Make collection ago
0ea89aae8c1c3835784a86aa7e27d8f6?default=blank&size=40Tango.Oscar.Mike added this to the Toys collection ago
Mini beauty sexy escort london girlJazmax added this to the Collection collection ago
Mini stemfie    logo   vertical   standard  white Stemfie3D published this design ago