Quotable maths: Krishna Oct 18, 2012 It is magic until you understand it, and it is mathematics thereafter - Bharati Krishna A selection of other posts Apr 7, 2014 How to remember which way the skewness goes Apr 2, 2013 Core 3 basics revision quiz Jul 9, 2012 Secrets of the Mathematical Ninja: Squaring three-digit numbers (Part II) Feb 1, 2012 Why SOH CAH TOA is stupid (and what you can do instead) subscribe via RSS