Can you take apart the pieces of this puzzle and put them back together again? You may have seen an easier version of this three-step disentanglement puzzle in other areas of the Professor Puzzle catalog. However, this solid steel puzzle adds a third piece to the mix, and is guaranteed to strengthen your cerebral muscles. If thatxe2x80x99s not enough, the puzzle also comes with a set of testing little riddles to give your brain an extra workout.