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

Fasteners

Fasteners category banner stemfie.org.blend

Nuts

Fasteners Nuts category banner stemfie.org

Cam-locking

Fasteners Nuts Cam locking category banner stemfie.org

Threaded

Fasteners Nuts Threaded category banner stemfie.org.blend

Pins

Fasteners Pins category banner stemfie.org

Screws

Fasteners Screws category banner stemfie.org

Spacers

Fasteners Spacers category banner stemfie.org.blend

Threaded Rods

Threaded Rods category banner stemfie.org

Washers

Fasteners Washers category banner stemfie.org

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

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! 

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