Pepper’s Ghost

Pepper's Ghost

A few weeks back my 3 year old daughter gained a “Sooty” magic wand on the front of a magazine and has been trying to make things appear and disappear ever since. To help her “magic things” I was thinking

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Metal solids of constant width

Metal solids of constant width

I’ve mentioned before when I was looking at measuring tools, John Bryant and Chris Sangwin and the book “how round is your circle”. One of the interesting items from the book was a selection of metal objects that had constant

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Something Magical

Something Magical

This weekend was the PSTOIC Christmas dinner and the theme was “Something Magical”. Not having time to come up with something home made I headed over to Trafalgar Square and down into the subway to Davenport’s Magic. I had a

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