DrRonny on Thingiverse significantly improved the STEMFIE car: extra tires you can 3D-print using flexible TPU filament and place on the car's wheels.
Check out these tires and download the files from Thingiverse. Note that DrRonny also adapted the wheels to fit metal ballbearings!
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.
.... 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
Use the STEMFIE web app to browse, view, and download parts.
This toy is unsuitable for children under three years due to choking hazards!