Cube Puzzle

George W. Hart

Other Puzzles

This puzzle consists of two identical components that screw together.
It is made from nylon by selective laser sintering.

I made 250 of them as my G4G8 exchange item. 

The solution is that you start assembling the two pieces like this.

Then screw them together, as seen here.

Here's a rendering of each part.  There's more info here.