Anyway, download ‘em, print ‘em, lay ‘em over a piece of cardboard and cut them out, voila, Labo spare parts.
This video is a good look at what goes into preparing a Nintendo Labo cardboard toy and how they’re operated.
The .pdfs are also a tip-off for how intricate these Labo creations are and how much work may be necessary for them.
The D-I-Y spare parts are the cheaper option, but remember that the Variety Kit also has other components — rubber bands, strings and reflective IR stickers.