Brainstring Advanced Brainteaser Puzzle – 3D Block Puzzle
I have spent a bunch of time today looking for this discontinued Brainstring R puzzle. Wondering if there might be sites selling a used one? Tried EBay, Etsy, Amazon. Posting here to see if anyone has ideas? TIA!!! : r/wherecanibuythis
Brainstring Advanced Brainteaser Puzzle – 3D Block Puzzle
Brainstring Advanced Brainteaser Puzzle – 3D Block Puzzle
Brainstring Advanced Brainteaser Puzzle – 3D Block Puzzle
Brainstring Advanced: Unknot the puzzle without tying your brain in knots