The free and never-ending 3D-printable educational construction-set toy you can download and make at home!

Joel Telling and Chuck Hellebuyck assembling the STEMFIE car at the MidWest RepRap Festival 2021

Joel Telling and Chuck Hellebuyck went to the MidWest RepRap Festival 2021, where they had fun assembling the STEMFIE car. Check out the video below. 

Welcome!

This is the official homepage of the STEMFIE Project – the 3D-printable and open-sourced educational construction toy you can download and make at home. 

STEMFIE ...

.... is made for you!

... is open source.

... is free to use and adapt.

... has no fees!

... is #MadeWithFreeCAD

... is easy to 3D-print

... is upscalable (200% - 500%)

... is lots of STEM fun for kids!

... is ready for you to download

Browse parts

2023 12 06 STEMFIE online viewer

Use the STEMFIE web app to browse, view, and download parts.

Projects

Rubber-band-driven Car
Desktop Christmas Tree
Desktop Catapult

Search

Quick-print sample

STEMFIE.org Quick print sample shoulder screw pin nut washers brace

☞ Warning!

Warning Choking Hazard Children Small PartsThis toy is unsuitable for children under three years due to choking hazards!