By David Shaw, 19 December 2016
Feeling festive? This cool mathematical bauble is fun to make, and looks great too!
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By David Shaw, 25 February 2014
There are five regular solids – we call these the Platonic solids. The faces of a platonic solid are all the same, regular shape, and the same number of faces meet at each vertex (corner). In this activity you can make all five of them!