Recently we tried the collaborative features in Autodesk Fusion 360 just for the fun of it, which started with the idea of creating a miniature filament spool, and later turned into a geeky earring and jewelry stand.
It is a simple and nice project for 3D printing several parts with snap-fit jointed parts. The files can be dowloaded for free at:
DOWNLOADS
http://thingiverse.com/thing:1043299
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