Issue 63, March–April, 2021

An elegant model by a creator who began designing when she was home in the pandemic.
Did you know that the A ratio has two distinct definitions? Edward Holmes offers a cheerful explanation.
The blintz fold from the early 18th century to the present, and how it has opened up possibilities for more complex origami design.
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by Thomas Cooper
There is a family of geometric solids, one of which is illustrated in a famous engraving by Albrecht Dürer, that poses some interesting origami challenges.
A tetrahedral gift box with a secure closure and a loop for hanging.
A box that opens with a pull and springs closed ... along with a variation.
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An Icosidodecahedron with sunken triangular faces based on a simple unit. Made from 12 pentagons, it is definitely meant for people who like challenges!
Another volume of complex figurative models from the press of Nicolas Terry.
Learn more about a designer of exquisite kusudamas, and try your hand at folding one.