I recently finished two very out-of-character knitting projects at the request of friends and family.
A dear friend asked me to make a Klein bottle hat for a maths-loving boy. (I had to look up a Klein bottle. Think of an infinity loop in a hat form.) The hat was to be striped according to the numbers of pi, and the recipient chose the colours.
I love a geeky project, but this had several of my least favourite knitting elements: purple, acrylic yarn and a million ends to ...
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