Seductive Problems

My trainee maths teachers love setting students challenging, interesting problems. I see students scribbling away trying to be first to…

Check Out, Check In, Check Up

“She is very confident in her decision, but subjective confidence is a poor index of accuracy of a judgement.” Kahneman,…

A Map of Physics

In 1966 Richard Feynman gave an interview about teaching physics. He described a problem with physics teaching: often students did…

Better than Wrong

Science exams are typically examples of the difficulty model of assessment where answers are right or wrong (see Christodoulou, Making…