An interlocking puzzle cube designed by Andrey Ustjuzhanin. Recreated in OpenSCAD with the Puzzlecad library. Published with permission from the author.

No supports needed. Snap the labeled connectors together after printing. You can add a drop of AC glue.

Form a 4x4x4 cube out of the pieces.

More similar puzzles from the designer in the collection: https://www.thingiverse.com/akaki/collections/andrei-ustjuzhanin-puzzles

Solution: https://youtu.be/VVHNlrlAANw

http://puzzlewillbeplayed.com/444/TridentHoleFrame/

More puzzles on Andrei's website: http://www.photodreamstudio.ru/index.shtml