I have written before about Diagnostic Questions. A good diagnostic question can reveal a lot about a student’s thinking. Many of the questions we have written for the York Science Project have drawn on research evidence to provide the alternative answers that students might select.
When preparing diagnostic questions for GCSE classes there are two other rich sources of alternative answers that have been given by students – the Mark Scheme and the Report to Centres. Recently I spent some time with OCR GCSE Science teachers developing diagnostic questions in this way.
Here is an example.