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Posted on January 27, 2011 What's in a name? Part one of detailed analysis of names. | Posted on December 22, 2015 Tricky Geometry The World's hardest, easy, geometry puzzle? | Posted on May 04, 2015 Clover Leaf Geometry Puzzle What is the area of the shape described by the overlap of four inscribed semi-circles in a square? | Posted on December 26, 2013 Hiding from monsters using Corinthian columns How to hide from a laser wielding monster (riding on a train) using a Corinthian column. |