Twisted third of a cube
thingiverse
A three equal symmetrical parts puzzle of a cube. You have to align them along the long diagonal of the cube and screw one into the two others.I did it with onshape where you can adjust some parameters: https://cad.onshape.com/documents/6885e9886f368b6720bd6484/w/39d67b0aa62fca2457f033c7/e/f0eb056fc8b1c14e012b8bb9?renderMode=0&uiState=65b7a8f09aa0a451fb4af134I did another version where there is a sphere, hollow or not, inside, that locks the pattern.
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