Coffin's Quartet - Interlocking puzzle by Stewart Coffin (STC #93)

## ## Coffin's Quartet

### Interlocking puzzle by Stewart Coffin (STC #93)

Assemble the four pieces into a 3x3x3 cube.

This is a neat little design that makes a great introduction to Stewart Coffin's interlocking puzzles. As a puzzle, it's not too difficult, but it's a very elegant design: a 3x3x3 cube dissection that completely interlocks. Coffin wrote of this puzzle:

"[D]issections of the 3x3x3 cube continue to fascinate me, but especially those that interlock. Better still, with all dissi