By Ian Stewart
From the maths of mazes, to cones with a twist, and the superb sphericon - and the way to make one - Ian Stewart is again with extra mathematical tales and puzzles which are as quirky as they're interesting, and every from the innovative of the realm of arithmetic.
We know about the maths of time trip, discover the form of teardrops (which aren't tear-drop formed, yet anything a lot, even more strange!), dance with dodecahedra, and play the sport of Hex, among many more bizarre and pleasant mathematical diversions.
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