Symmetry in the man-made world. Diane Louise Jordan has three sessions on observing shapes in the world around us. BBC School ...

Tessellations aren’t just eye-catching patterns—they can be used to crack complex mathematical problems. By repeatedly ...

A leopard is chasing a zebra, bound to follow the laws of nature and natural selection, down a sand dune and across a plain of dried mud, bound to the laws of geology and sediments. The stripes of the ...

We've looked at reversal patterns (head and shoulders pattern and inverse head and shoulders pattern). In this lesson, we cover continuation patterns, specifically the symmetrical triangle pattern.

'Are you symmetrical?" asks the interior designer Gwen Kenny as I glance anxiously at the mirror. But she isn't talking about my eyebrows. Kenny is talking about symmetry in the home. "One of the ...