PuzzleMad

T11 - It's big, it's heavy, it's tough and it's VERY VERY good!! Last August at the Paris IPP my friend Shane introduce...

Wormhole II Cube OMG! What have I done? I have a twisty problem I've not forgotten about my Popplock T11 - I'm jus...

A 4x4 Turning interlocking cube. I didn't know what it was at first! I’m still beavering away on my Popplock T11 and can definite...

Cross in cross Over the last few weeks I have been struggling with the Popplock T11 - it is one huge heavy honking lump of brass and ste...

Garage-crafted version of David McGenniss’ 1899 transpose puzzle (U.S. Patent No. 639,602). Just when I seem to be struggling to find so...