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Icosahedron thumbnails
tree :: Geometry > Tensegrity Models > Icosahedron Image List
Description : A twisted icosahedron. Like the twisted octahedron it has sets of parellel struts - in this case 5 sets of 6 struts. The triangular channels these run through are the shape of a golden gnomon, the triangle made from joining three consequetive points on a pentagon. This makes it another popular choice for wooden puzzles, as is described in this discussion of the Jupiter

Example puzzles

 
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tens_30c.jpg  31KB JPEG image, 437 x 402 pixels
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Contact: adrian@antiprism.com      -      Generated on Sat 23 Oct 2010 12:33:01 PM CEST