Links, files, discussions about things you have made to repair a toy.
I just made this to repair an old tractor toy from my childhood:
I saved Christmas! https://www.thingiverse.com/thing:1279312
I made a clamp-on replacement smoke stack for a 1970s' Faller Play Train locomotive.
The kids broke off the original, leaving a jagged hole, so I designed the replacement to clamp over the boiler and cover the jagged hole. It just snapped into place.
Not the cleanest of prints due to some thermal warping, but it fit perfectly on the first try, so it stayed on :-)