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By George Hart for the Museum of Mathematics

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horibe beads Math Monday: Glass Bead Construction

A few weeks ago this column showed an assortment of small geometric structures made from beads by Horibe Kazunori. Well, anything which is cool at hold-in-your-hand size becomes extra cool when scaled up to gigantic size. This beautiful form is based on a dodecahedron with blobs coming out of each vertex. I don’t imagine this was easy to make, but if you want to try one, observe how the cycles with five or seven beads are in places with positive or negative curvature, respectively.

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Gareth Branwyn

Gareth Branwyn is a freelancer writer and the former Editorial Director of Maker Media. He is the author or editor of over a dozen books on technology, DIY, and geek culture. He is currently a contributor for Boing Boing and WINK Books. And he has a new best-of writing collection and “lazy man’s memoir,” called Borg Like Me.


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