From my personal puzzle collection. Selling my limited-edition Jesse Born Fibonacci #243 as part of a collection reduction. Includes certificate of authenticity; original packaging is not included.Jesse Born’s description:The Fibonacci puzzle is based on the Fibonacci sequence found in nature. The goal of this puzzle is to open the box. I uncovered a satisfying coincidence in nature that made the basis for the main Fibonacci mechanism. When I figured out a puzzle like this could exist I knew I...