Silly Questions Amnesty Apr 26, 2013 That’ll be the last SQA in April, that will. Doesn’t time fly when you’re having fun? A selection of other posts May 1, 2017 Spherical caps and coordinate systems Nov 24, 2015 Review: Birth of a Theorem, by Cédric Villani Nov 19, 2014 The Mathematical Ninja takes on the Wall Game Jul 2, 2012 Secrets of the Mathematical Ninja: Squaring three-digit numbers (Part I) subscribe via RSS