A Chemical Orthodoxy

Schools, Science and Education

Chemistry SLOP work

UPDATE 23/4/18 Slowly adding more answer booklets - see below. UPDATE 04/4/2018 I now have SLOP for the Earth's Resources unit below. I did them quite hastily so let me know if/when you find mistakes/errors. The only thing I don't have... Continue Reading →

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How Science Works: Core Questions

I've written extensively about rewriting KS3 here. In short, the idea is to specify a curriculum as a series of questions which need to be answered. The advantages of this method are: No ambiguity about what is to be taught... Continue Reading →

Novices, Experts and Everything In-between: Epistemology and Pedagogy

The concept of “novices and experts” answered a lot of questions for me. For a long time, I had been finding it difficult to understand why my students made simple mistakes, couldn’t “apply” their learning to new areas and couldn’t... Continue Reading →

AfL in Science: Dylan Wiliam Responds

Professor Wiliam's essay below represents the end of the AfL In Science Symposium. We are extremely grateful to him for offering to be involved as well as to all those online who joined the discussion. We hope that the posts... Continue Reading →

How To Set Up A Centralised Detention System

At the beginning of this school year our faculty instituted a centralised detention system (CDS). Once it is set up, it's a very simple system to run and a few people have asked me how we set it up so I thought I... Continue Reading →

A Teacher In Poland

Before World War II, there were just short of 3,500,000 Jews in Poland. Today, there are 16,000. This was not a natural attrition. This is not the product of voluntary population movements. Between September 1939 and the end of the... Continue Reading →

Fixing Key Stage 3: Core Questions

  There is a growing rumbling and dissatisfaction with KS3. There is little doubt that years 7 through 9 have become wasted years and, in the face of tougher GCSEs more and more teachers appear to be finding that they... Continue Reading →


Markageddon* Earlier this school year, my Headteacher (who is a legend) asked me to present to governors on the topic of marking. Internal school politics and policies aside, I have attached the document I wrote for them as well as... Continue Reading →

My Best Lesson: Quantitative Chemistry

This morning, I think I taught one of my best lessons. I've been trying to hold off the blogging recently for the AfL Symposium but I thought people might be interested. And besides, Mark Enser has been nagging people to write... Continue Reading →

AfL in Science: A Symposium

As part of a round of high stakes observations I had two separate members of SLT come to observe my lessons*. In feedback, the first called me out on something which I strongly disagreed with. Right then and there however,... Continue Reading →

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