Four Fit | Brutal 4-Piece Packing tower of hanoi and now it's your turn

and now it's your turn to try

The turquoise and marble-white colorway looks clean and approachable

Andrew Crowell is the world's leading designer of Turning Interlocking Cube puzzles - a format he has made his own through years of obsessive refinement

Elegant geometry - fits together into a clean 4x4x4 cube

1-4 hrs per puzzle

Four Fit | Brutal 4-Piece Packing tower of hanoi and now it's your turnThis 4 piece packing puzzle also packs a punch. It took me YEARS to figure it out, and now it's your turn to try. The goal of this classic puzzle is very simple pack the four pieces inside the frame. Think you can do it? What's special about this puzzle? Surprisingly Difficult Hours of Challenging fun Ingenious solution Designed by Stewart Coffin