Indeed; the story of its origins may also be found at the start of chapter 1 of Gardner's "Hexaflexagons and other mathematical diversions" book [1]. [1] http:

Indeed; the story of its origins may also be found at the start of chapter 1 of Gardner's "Hexaflexagons and other mathematical diversions" book [1]. [1] http://geofhagopian.net/papers/GARDNER01.pdf http://geofhagopian.net/papers/GARDNER01.pdf