Thanks to excellent feedback from the community testing the STEMFIE car, the spanner tool evolved - it became webbed! :-) This mod will make it easier to locate the position of the nut while fastening parts. Download this version from this link.
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.
This toy is unsuitable for children under three years due to choking hazards!