Several sources have pointed me to this neat web site of spurious correlations, showing graphically how, for example, the age of Miss America correlates with the number of murders by steam, hot vapours and hot objects, or my favorite: Though spurious correlations can be dangerous (and hilarious), it’s often useful to look for correlations in … Continue reading Reading this post? You get an “A”!
My older son’s school (Willagillespie Elementary) had its annual “Math and Science Night” tonight, which is consistently great. This year, I was asked if I would do something for it, and I decided to present some demonstrations and activities about surface tension. Here’s something that I didn’t show, but that I did for my Physics … Continue reading Water magic